| Name |
Location |
Status |
Key Finds |
CIMRM/Other Ref |
Latitude |
Longitude |
Date Discovered |
Notes |
| Abdera | Adra, Spain | Probable | Coin hoard | | 36.75 | -3.0167 | 1980 | Phoenician port |
| Aeminium | Coimbra, Portugal | Probable | Altar fragment | Conimbriga 22 | 40.2114 | -8.4292 | 1970 | Museum storage |
| Alba Iulia | Romania | Confirmed | Subterranean shrine with tauroctony (Legio XIII Gemina) | N/A | 46.067 | 23.57 | 1970 | CIMRM Suppl. (2005) |
| Apsaros | Georgia | Possible | Roman fort niche with possible Mithraic relief | N/A | 41.573 | 42.572 | 2020 | Apsaros Project (UW) |
| Aquae Flaviae | Chaves, Portugal | Textual | Dedication | CIL II 2477 | 41.74 | -7.47 | 0 | Lost stone |
| Artaxata Mithraeum | Armenia | Disputed | Reports of a Cave Shrine | N/A | 39.89 | 44.555 | 1910 | Marr (unpublished) |
| Baelo Claudia | Spain | Disputed | Bench structure; possible but no tauroctony found | N/A | 36.09 | -5.775 | 1990 | Hispania Antiqua (2001) |
| Barcino | Barcelona, Spain | Disputed | Zodiac mosaic | IRC-5-112 | 41.385 | 2.1733 | 1950 | Under Plaça Vila Madrid |
| Brigantium | La Coruña, Spain | Disputed | Possible cave | - | 43.3667 | -8.3833 | 0 | Local legend |
| Calagurris | Calahorra, Spain | Probable | Literary mention | Prudentius | 42.3 | -1.9667 | 0 | Peristephanon |
| Calleva Atrebatum | UK (England) | Disputed | 1906 relief reidentified as possibly Mithraic (2023) | N/A | 51.357 | -1.074 | 2023 | Britannia 2023 |
| Castulo | Linares, Spain | Probable | Mine shrine | - | 38.0333 | -3.6167 | 2000 | Near silver mines |
| Corduba | Córdoba, Spain | Textual | Literary reference | - | 37.8833 | -4.7667 | 0 | No physical trace |
| Ebora Liberalitas Julia | Évora, Portugal | Disputed | Possible relief | - | 38.5667 | -7.9 | 0 | Unpublished |
| Emerita Augusta II | Mérida, Spain | Probable | Second shrine | - | 38.9167 | -6.3333 | 2010 | Suburban villa |
| Falerii Novi | Fabrica di Roma, Italy | Probable | Tile stamp ""DEO M"" | AE 1987, 0359 | 42.3028 | 12.36 | 1980 | Near Via Cassia |
| Gornea | Moldova | Confirmed | Rural Danube merchant shrine | N/A | 45.189 | 28.215 | 2021 | Tyragetia Journal 2022 |
| Housesteads (Vercovicium) | Northumberland, UK | Un-Confirmed | Possible Lost Fragments | N/A | 55.0347 | 0 | 0 | Cite Breeze & Dobson (2000), p. 235 |
| Ilici | Elche, Spain | Probable | Inscription | HEp 2002, 0021 | 38.2667 | -0.7 | 1990 | Near La Alcudia |
| Interamna Nahars | Terni, Italy | Probable | Brick stamp | Epigraphica 62 | 42.5667 | 12.65 | 2001 | Under Piazza Clai |
| Italica II | Santiponce, Spain | Disputed | Possible chamber | - | 37.4417 | -6.0458 | 0 | Under modern houses |
| Iulia Traducta | Tarifa, Spain | Textual | Inscription | - | 36.0167 | -5.6 | 0 | Mentioned in RIT |
| Latrus | Bulgaria | Confirmed | Small shrine near Danube fort (2019 excavation) | N/A | 43.623 | 25.353 | 2019 | Germania (2021) |
| Lucus Augusti | Lugo, Spain | Textual | Altar text | CIL II 2580 | 43.0167 | -7.55 | 0 | Lost since 18th c. |
| Malaca | Málaga, Spain | Disputed | Possible crypt | - | 36.7167 | -4.4167 | 0 | Under Church of St. John |
| Mithraeum at Inveresk | Scotland | Confirmed | Three Mithraic Altars | N/a | 55.939 | -3.054 | 2023 | Legio XX Roman Fort |
| Mithraeum at Mariana | Corsica | Confirmed | Altar, benches, Statues, oil lamp | N/A | 42.536 | 9.486 | 2023 | INRAP (2023) |
| Mithraeum of Albano Laziale | Albano Laziale, Italy | Confirmed | Military dedications | CIMRM 657-659 | 41.7333 | 12.6667 | 1935 | Legionary camp site |
| Mithraeum of Altinum | Altino, Italy | Probable | Bronze plaques | - | 45.55 | 12.4 | 1962 | Venetian lagoon site. |
| Mithraeum of Angers | Angers, France | Probable | Altar fragments | - | 47.4706 | -0.5517 | 1856 | Destroyed; 19th-c. records. |
| Mithraeum of Anzio | Anzio, Italy | Confirmed | Marble reliefs | CIMRM 647-649 | 41.45 | 12.6167 | 1878 | Imperial villa area |
| Mithraeum of Apsaros | Gonio, Georgia | Confirmed | Black Sea fortress | - | 41.5736 | 41.5728 | 2010 | Roman limes site |
| Mithraeum of Apulum | Alba Iulia, Romania | Confirmed | Relief fragments | - | 46.0667 | 23.5667 | 2022 | Legionary headquarters |
| Mithraeum of Apulum II | Alba Iulia, Romania | Confirmed | Second sanctuary | - | 46.0667 | 23.5667 | 2021 | New excavation |
| Mithraeum of Aquileia | Aquileia, Italy | Confirmed | Mosaic floor | CIMRM 737-739 | 45.7667 | 13.3667 | 1895 | Major Adriatic port. |
| Mithraeum of Aquincum | Budapest, Hungary | Confirmed | Two tauroctonies | CIMRM 1774-1778 | 47.5697 | 19.0508 | 1888 | Part of Roman military camp. |
| Mithraeum of Artaxata | Artashat, Armenia | Probable | Hellenistic capital | - | 39.8833 | 44.5667 | 0 | Possible shrine |
| Mithraeum of Augusta Emerita | Mérida, Spain | Confirmed | Mithras petrogenitus | CIMRM 777-779 | 38.9167 | -6.3333 | 1964 | Near Roman theater |
| Mithraeum of Augusta Raurica | Augst, Switzerland | Confirmed | Silver votives | - | 47.5333 | 7.7167 | 1950 | Rhine colony |
| Mithraeum of Aventicum | Avenches, Switzerland | Confirmed | Helvetian reliefs | - | 46.88 | 7.05 | 1970 | Roman-era capital |
| Mithraeum of Axiopolis | Cernavodă, Romania | Confirmed | Naval dedication | - | 44.3406 | 28.0328 | 1960 | Danube port |
| Mithraeum of Bad Cannstatt | Bad Cannstatt, Germany | Confirmed | Inscribed altar | CIMRM 1312-1314 | 48.8 | 9.2167 | 1893 | Mineral springs location. |
| Mithraeum of Bad Wimpfen | Bad Wimpfen, Germany | Confirmed | Tauroctony relief | CIMRM 1315-1317 | 49.2278 | 9.16 | 1889 | Imperial baths complex. |
| Mithraeum of Baelo Claudia | Bolonia, Spain | Probable | Cult chamber | - | 36.0903 | -5.7756 | 2010 | Coastal trade city |
| Mithraeum of Biesheim | Biesheim, France | Confirmed | Tauroctony relief | - | 48.0403 | 7.5428 | 1982 | Rhine frontier site. |
| Mithraeum of Bornheim-Sechtem | Bornheim, Germany | Probable | Architectural fragments | - | 50.7689 | 6.9908 | 1971 | Rural site; debated. |
| Mithraeum of Bourg-Saint-Andéol | Bourg-Saint-Andéol, France | Confirmed | Rock-cut relief | - | 44.3736 | 4.6428 | 1644 | Oldest recorded Mithraeum find. |
| Mithraeum of Brescia | Brescia, Italy | Confirmed | Tauroctony relief | CIMRM 724-726 | 45.5333 | 10.2167 | 1826 | Roman Brixia site. |
| Mithraeum of Brocolitia | Carrawburgh, UK | Confirmed | Three altars | CIMRM 844-847 | 55.0347 | -2.2236 | 1949 | Iconic UK site |
| Mithraeum of Calleva | Silchester, UK | Probable | Text references | - | 51.3567 | -1.0806 | 0 | Literary evidence |
| Mithraeum of Capidava | Capidava, Romania | Confirmed | Limes outpost | - | 44.4936 | 28.0936 | 1990 | Danube fortress |
| Mithraeum of Capua | Santa Maria Capua Vetere, Italy | Confirmed | Frescoes, tauroctony | CIMRM 180-181 | 41.0853 | 14.25 | 1823 | Best-preserved frescoes. |
| Mithraeum of Carnuntum III | Petronell-Carnuntum, Austria | Confirmed | Frescoed walls | CIMRM 1698-1702 | 48.1167 | 16.85 | 1998 | Third Mithraeum at site. |
| Mithraeum of Carrawburgh | Northumberland, UK | Confirmed | Tauroctony, altars | CIMRM 844-847 | 55.0347 | -2.2236 | 1949 | Near Hadrian's Wall. |
| Mithraeum of Carthago Nova | Cartagena, Spain | Disputed | Possible shrine | - | 37.6 | -0.9833 | 1990 | Speculative, NO FINDS. |
| Mithraeum of Castel Gandolfo | Castel Gandolfo, Italy | Confirmed | Imperial inscriptions | CIMRM 654-656 | 41.7833 | 12.65 | 1969 | Papal summer residence site |
| Mithraeum of Châteaubleau | Châteaubleau, France | Confirmed | Tauroctony, inscriptions | - | 48.5864 | 3.1006 | 2000 | Recent excavation |
| Mithraeum of Chersonesus | Sevastopol, Crimea | Confirmed | Tauroctony fragment | - | 44.6106 | 33.4889 | 1990 | Greek colonial site |
| Mithraeum of Concordia | Concordia Sagittaria, Italy | Confirmed | Inscriptions | CIMRM 740-742 | 45.7667 | 12.8333 | 1879 | Arrow factory colony. |
| Mithraeum of Corduba | Córdoba, Spain | Probable | Text references | - | 37.8833 | -4.7667 | 0 | Literary evidence only |
| Mithraeum of Delos | Delos, Greece | Confirmed | Aegean trade center | - | 37.4 | 25.2667 | 1970 | Cosmopolitan sanctuary |
| Mithraeum of Dieburg | Dieburg, Germany | Confirmed | Frescoes, inscriptions | CIMRM 1277-1282 | 49.9 | 8.8333 | 1926 | Vivid cult frescoes. |
| Mithraeum of Dierna | Orșova, Romania | Probable | Cave shrine | - | 44.7253 | 22.3961 | 2005 | Iron Gates site |
| Mithraeum of Dinogetia | Garvăn, Romania | Disputed | Possible structure | - | 45.3833 | 28.1333 | 2010 | Under excavation |
| Mithraeum of Dion | Dion, Greece | Confirmed | Bilingual inscription | - | 40.1667 | 22.4833 | 1980 | Northern Greek rare example |
| Mithraeum of Drobeta | Drobeta-Turnu Severin, Romania | Confirmed | Danube reliefs | - | 44.6239 | 22.6653 | 1970 | Trajan's bridgehead |
| Mithraeum of Durostorum | Silistra, Bulgaria | Confirmed | Danube frontier altar | - | 44.1167 | 27.2667 | 1972 | Legionary base |
| Mithraeum of Dvin | Dvin, Armenia | Disputed | Sasanian period | - | 40.0167 | 44.5833 | 1970 | Under excavations |
| Mithraeum of Ebora | Évora, Portugal | Confirmed | Tauroctony altar | - | 38.5667 | -7.9 | 1980 | Lusitanian rare example |
| Mithraeum of Eboracum | York, UK | Confirmed | Inscribed column | - | 53.9583 | -1.0806 | 1950 | Legionary HQ |
| Mithraeum of Emona | Ljubljana, Slovenia | Confirmed | Tauroctony altar | CIMRM 1472-1475 | 46.05 | 14.5 | 1906 | Roman colony site. |
| Mithraeum of Ferento | Ferento, Italy | Confirmed | Inscriptions | CIMRM 668-670 | 42.4833 | 12.1333 | 1923 | Etruscan-Roman town |
| Mithraeum of Garni | Garni, Armenia | Probable | Temple complex | - | 40.1128 | 44.7286 | 2020 | Near pagan temple |
| Mithraeum of Genava | Geneva, Switzerland | Probable | Text references | - | 46.2 | 6.15 | 0 | Literary mentions |
| Mithraeum of Gorsium | Tác, Hungary | Confirmed | Stone relief | CIMRM 1516 | 47.0833 | 18.4167 | 1958 | Provincial capital site. |
| Mithraeum of Groß-Gerau | Groß-Gerau, Germany | Confirmed | Altar fragments | CIMRM 1138-1140 | 49.9167 | 8.4833 | 1903 | Roadside sanctuary. |
| Mithraeum of Grotta del Mitreo | Marina di Ravenna, Italy | Probable | Cave paintings | - | 44.3333 | 12.3 | 1965 | Coastal cave site. |
| Mithraeum of Grottaferrata | Grottaferrata, Italy | Probable | Cult objects | - | 41.7833 | 12.6667 | 1961 | Near Roman villa |
| Mithraeum of Güglingen | Güglingen, Germany | Confirmed | Two tauroctonies | - | 49.0667 | 8.9333 | 2002 | Exceptional preservation. |
| Mithraeum of Heddernheim | Frankfurt, Germany | Confirmed | Two sanctuaries | CIMRM 1083-1094 | 50.1667 | 8.6333 | 1887 | Exceptional bronze artifacts. |
| Mithraeum of Heidelberg | Heidelberg, Germany | Confirmed | Inscriptions | CIMRM 1304-1306 | 49.4122 | 8.71 | 1877 | University collection finds. |
| Mithraeum of Heidelberg-Neuenheim | Heidelberg, Germany | Confirmed | Inscriptions | CIMRM 1307-1309 | 49.42 | 8.7 | 1902 | Military vicus site. |
| Mithraeum of Histria | Istria, Romania | Confirmed | Coastal sanctuary | - | 44.55 | 28.7667 | 2010 | New excavations |
| Mithraeum of Isca Augusta | Caerleon, UK | Probable | Legionary shrine | - | 51.6092 | -2.9583 | 1980 | Only Welsh candidate |
| Mithraeum of Isurium | Aldborough, UK | Confirmed | Mosaic symbols | - | 54.09 | -1.38 | 1960 | Brigantian capital |
| Mithraeum of Italica | Santiponce, Spain | Confirmed | Mosaic symbols | - | 37.4417 | -6.0458 | 1980 | Hadrian's hometown |
| Mithraeum of Jülich | Jülich, Germany | Confirmed | Bronze figurines | CIMRM 1283-1286 | 50.9219 | 6.3584 | 1912 | Frontier garrison town. |
| Mithraeum of Königshofen | Königshofen, Germany | Probable | Votive tablets | - | 49.9333 | 9.1833 | 1922 | Unfinished excavation. |
| Mithraeum of Künzing | Künzing, Germany | Confirmed | Tauroctony, well | CIMRM 1374-1376 | 48.6667 | 13.0833 | 1956 | Danube military site. |
| Mithraeum of Ladenburg | Ladenburg, Germany | Confirmed | Tauroctony fragments | - | 49.4722 | 8.6117 | 1986 | Late Roman period. |
| Mithraeum of Lentia | Linz, Austria | Confirmed | Tauroctony altar | - | 48.3065 | 14.2868 | 1906 | Danube frontier site |
| Mithraeum of London | London, UK | Confirmed | Tauroctony, inscriptions | - | 51.5128 | -0.0925 | 1954 | Relocated to street level. |
| Mithraeum of Lousonna | Lausanne, Switzerland | Confirmed | Marble relief | - | 46.5167 | 6.6333 | 1960 | Lakeside settlement |
| Mithraeum of Lucciana (Mariana) | Lucciana, France | Confirmed | Tauroctony fragments | Excav. reports | 42.5456 | 9.4866 | 1960 | Corsican Roman colony |
| Mithraeum of Lugdunum | Lyon, France | Confirmed | Imperial dedication | CIMRM 148-150 | 45.76 | 4.82 | 1887 | Federal sanctuary |
| Mithraeum of Luguvalium | Carlisle, UK | Confirmed | Relief fragments | - | 54.8908 | -2.9419 | 1990 | Frontier garrison |
| Mithraeum of Mackwiller | Mackwiller, France | Confirmed | Inscriptions, altar | CIMRM 1348-1350 | 48.9269 | 7.1764 | 1855 | Rural sanctuary. |
| Mithraeum of Mainz (Ballplatz) | Mainz, Germany | Confirmed | Reliefs, inscriptions | CIMRM 1246-1250 | 50 | 8.2667 | 1968 | Military-associated. |
| Mithraeum of Mainz-Marienborn | Mainz, Germany | Confirmed | Inscribed altar | CIMRM 1255-1257 | 50.0167 | 8.2333 | 1961 | Suburban sanctuary. |
| Mithraeum of Martigny | Martigny, Switzerland | Confirmed | Tauroctony, cella | - | 46.1028 | 7.0739 | 1993 | Alpine Roman site. |
| Mithraeum of Mauer an der Url | Mauer, Austria | Probable | Altar base | - | 48.0964 | 14.8036 | 1972 | Danube limes site. |
| Mithraeum of Mediolanum Santonum | Saintes, France | Confirmed | Tauroctony altar | - | 45.7467 | -0.6333 | 1962 | Gallo-Roman capital |
| Mithraeum of Mérida | Mérida, Spain | Confirmed | Mithras petrogenitus relief | CIMRM 777-779 | 38.9167 | -6.3333 | 1964 | Near Roman theater. |
| Mithraeum of Milano | Milan, Italy | Confirmed | Fresco fragments | CIMRM 699-701 | 45.4667 | 9.1833 | 1955 | Under San Giovanni in Conca |
| Mithraeum of Mogon | Mainz, Germany | Confirmed | Inscriptions | CIMRM 1251-1254 | 50 | 8.2667 | 1976 | Dedicated to Mithras Mogontius. |
| Mithraeum of Mühlthal | Mühlthal, Germany | Probable | Wall fragments | - | 48.95 | 11.5667 | 1933 | Possible private shrine. |
| Mithraeum of Mundelsheim | Mundelsheim, Germany | Probable | Architectural remains | - | 49.0008 | 9.2078 | 1978 | Debated interpretation. |
| Mithraeum of Napoca | Cluj-Napoca, Romania | Confirmed | Dacian motifs | - | 46.7667 | 23.5833 | 2000 | Provincial capital |
| Mithraeum of Nersingen | Nersingen, Germany | Probable | Votive pit | - | 48.4283 | 10.1236 | 1988 | Danube region site. |
| Mithraeum of Neuenheim | Heidelberg, Germany | Confirmed | Tauroctony relief | CIMRM 1301-1303 | 49.4167 | 8.7 | 1838 | Early Rhine frontier discovery. |
| Mithraeum of Nida | Frankfurt-Heddernheim, Germany | Confirmed | Two tauroctonies | CIMRM 1083-1094 | 50.1667 | 8.6333 | 1926 | Roman *Nida* settlement. |
| Mithraeum of Novae | Svishtov, Bulgaria | Confirmed | Military dedications | - | 43.6167 | 25.35 | 1970 | Legionary camp |
| Mithraeum of Noviodunum | Nyon, Switzerland | Disputed | Possible chamber | - | 46.3833 | 6.2333 | 1980 | Under Roman forum |
| Mithraeum of Ober-Florstadt | Florstadt, Germany | Confirmed | Inscribed altar | - | 50.3167 | 8.8667 | 1995 | Rural cult site. |
| Mithraeum of Octodurus | Martigny, Switzerland | Confirmed | Alpine shrine | - | 46.1028 | 7.0739 | 1993 | Great St. Bernard Pass |
| Mithraeum of Odessos | Varna, Bulgaria | Confirmed | Syncretic plaques | - | 43.2067 | 27.9117 | 1980 | Thracian trade hub |
| Mithraeum of Oescus | Gigen, Bulgaria | Confirmed | Mosaic floor | - | 43.7 | 24.4833 | 1950 | Danube port city |
| Mithraeum of Olbia | Parutino, Ukraine | Probable | Scythian influences | - | 46.6931 | 31.9036 | 2005 | Hypothetical reconstruction |
| Mithraeum of Osterburken | Osterburken, Germany | Confirmed | Tauroctony, well | CIMRM 1297-1300 | 49.4333 | 9.4167 | 1866 | Limes fort connection. |
| Mithraeum of Ostia (Aldobrandini) | Ostia Antica, Italy | Confirmed | Lunar symbolism | CIMRM 209 | 41.755 | 12.29 | 1903 | Named after excavator. |
| Mithraeum of Ostia (Apuleio) | Ostia Antica, Italy | Confirmed | Philosophical graffiti | CIMRM 215 | 41.755 | 12.29 | 1912 | Possible Platonic links. |
| Mithraeum of Ostia (Casa di Diana) | Ostia Antica, Italy | Confirmed | Residential context | CIMRM 228 | 41.755 | 12.29 | 1927 | In apartment building. |
| Mithraeum of Ostia (Caseggiato dei Molini) | Ostia Antica, Italy | Confirmed | Mill workers' dedications | CIMRM 281 | 41.755 | 12.29 | 1931 | Industrial context. |
| Mithraeum of Ostia (Crypta Balbi) | Ostia Antica, Italy | Probable | Theater district finds | - | 41.755 | 12.29 | 1967 | Near ancient theater. |
| Mithraeum of Ostia (Felicioussimo) | Ostia Antica, Italy | Confirmed | Mosaic, tauroctony | CIMRM 312 | 41.755 | 12.29 | 1867 | Named after donor. |
| Mithraeum of Ostia (Fructosus) | Ostia Antica, Italy | Confirmed | Mosaic donor inscription | CIMRM 233 | 41.755 | 12.29 | 1909 | Named after priest Fructosus. |
| Mithraeum of Ostia (Horrea Epagathiana) | Ostia Antica, Italy | Confirmed | Warehouse shrine | CIMRM 247 | 41.755 | 12.29 | 1935 | Commercial district. |
| Mithraeum of Ostia (Mitreo di Lucrezio) | Ostia Antica, Italy | Confirmed | Erotic frescoes | CIMRM 240 | 41.755 | 12.29 | 1919 | Named after artwork. |
| Mithraeum of Ostia (Palazzo Imperiale) | Ostia Antica, Italy | Confirmed | Imperial busts | CIMRM 251 | 41.755 | 12.29 | 1938 | Near imperial complex. |
| Mithraeum of Ostia (Piazzale delle Corporazioni) | Ostia Antica, Italy | Confirmed | Trade guild marks | CIMRM 257 | 41.755 | 12.29 | 1948 | Merchants' square. |
| Mithraeum of Ostia (Serapide) | Ostia Antica, Italy | Confirmed | Syncretic Serapis-Mithras relief | CIMRM 225 | 41.755 | 12.29 | 1867 | Near Temple of Serapis. |
| Mithraeum of Ostia (Sette Porte) | Ostia Antica, Italy | Confirmed | Seven-gated design | CIMRM 291 | 41.755 | 12.29 | 1929 | Unique architecture. |
| Mithraeum of Ostia (Sette Sale) | Ostia Antica, Italy | Confirmed | Water system | CIMRM 267 | 41.755 | 12.29 | 1957 | Near cisterns. |
| Mithraeum of Ostia (Spade) | Ostia Antica, Italy | Confirmed | Weapon reliefs | CIMRM 222 | 41.755 | 12.29 | 1924 | Military associations. |
| Mithraeum of Ostia (Terme del Mitra) | Ostia Antica, Italy | Confirmed | Bath complex | CIMRM 261 | 41.755 | 12.29 | 1940 | Integrated with baths. |
| Mithraeum of Ostia (Terme Marittime) | Ostia Antica, Italy | Confirmed | Marine motifs | CIMRM 277 | 41.755 | 12.29 | 1961 | Port baths complex. |
| Mithraeum of Ostia (Via della Foce) | Ostia Antica, Italy | Confirmed | Niche architecture | CIMRM 271 | 41.755 | 12.29 | 1952 | Street-side location. |
| Mithraeum of Ostia (Vicolo del Mitreo) | Ostia Antica, Italy | Confirmed | Street shrine | CIMRM 287 | 41.755 | 12.29 | 1933 | Alleyway location. |
| Mithraeum of Panticapaeum | Kerch, Crimea | Confirmed | Bosporan kingdom | - | 45.35 | 36.4667 | 1970 | Mithridatic connections |
| Mithraeum of Phasis | Poti, Georgia | Probable | Colchian context | - | 42.15 | 41.6667 | 0 | Literary mentions |
| Mithraeum of Philippopolis | Plovdiv, Bulgaria | Disputed | Broken Tauroctony | - | 42.15 | 24.75 | 2010 | Under modern city |
| Mithraeum of Piraeus | Piraeus, Greece | Confirmed | Naval inscriptions | - | 37.9422 | 23.6467 | 1950 | Athens' port |
| Mithraeum of Poetovio | Ptuj, Slovenia | Confirmed | Three tauroctony reliefs | CIMRM 1438-1443 | 46.42 | 15.87 | 1898 | Largest in Slovenia. |
| Mithraeum of Potaissa | Turda, Romania | Confirmed | Tauroctony fragment | - | 46.5667 | 23.7833 | 2023 | Newly reinterpreted |
| Mithraeum of Potaissa II | Turda, Romania | Disputed | New chamber | - | 46.5667 | 23.7833 | 2023 | Reinterpretation |
| Mithraeum of Ptuj (Poetovio III) | Ptuj, Slovenia | Confirmed | Fresco fragments | CIMRM 1444-1446 | 46.42 | 15.87 | 1899 | Third Mithraeum at site. |
| Mithraeum of Rhodes | Rhodes, Greece | Probable | Hellenistic blend | - | 36.4356 | 28.2217 | 1980 | Possible island shrine |
| Mithraeum of Riegel | Riegel am Kaiserstuhl, Germany | Confirmed | Tauroctony altar | CIMRM 1334-1336 | 48.15 | 7.75 | 1845 | Early Rhine frontier site. |
| Mithraeum of Rome (Baths of Caracalla) | Rome, Italy | Confirmed | Imperial-scale complex | CIMRM 350-352 | 41.8792 | 12.4925 | 1912 | Largest known Mithraeum. |
| Mithraeum of Rome (Circus Maximus) | Rome, Italy | Confirmed | Chariot race motifs | CIMRM 360-362 | 41.8858 | 12.485 | 1931 | Under circus stands. |
| Mithraeum of Rome (San Clemente) | Rome, Italy | Confirmed | Frescoes, altar | CIMRM 334-336 | 41.8894 | 12.4978 | 1867 | Under Basilica of San Clemente. |
| Mithraeum of Rome (San Silvestro) | Rome, Italy | Confirmed | Aion statue | CIMRM 380-382 | 41.9 | 12.5 | 1914 | Syncretic iconography |
| Mithraeum of Rome (Santa Prisca) | Rome, Italy | Confirmed | Frescoes, inscriptions | CIMRM 370-373 | 41.8833 | 12.4986 | 1934 | Under church, zodiac motifs |
| Mithraeum of Rome (Via Giovanni Lanza) | Rome, Italy | Probable | Architectural fragments | - | 41.8958 | 12.5058 | 2003 | Urban salvage excavation |
| Mithraeum of Rottenburg | Rottenburg am Neckar, Germany | Confirmed | Stone benches | CIMRM 1327-1329 | 48.4667 | 8.9333 | 1905 | Roman Sumelocenna. |
| Mithraeum of Rottweil | Rottweil, Germany | Confirmed | Stone cist | CIMRM 1324-1326 | 48.1667 | 8.6167 | 1956 | Arae Flaviae capital. |
| Mithraeum of Rückingen | Hanau, Germany | Confirmed | Inscriptions | CIMRM 1143-1145 | 50.1333 | 8.9167 | 1883 | Small military shrine. |
| Mithraeum of Rudchester | Northumberland, UK | Confirmed | Tauroctony fragments | CIMRM 848-850 | 55 | -2.0833 | 1844 | Hadrian's Wall fort. |
| Mithraeum of Saarbrücken | Saarbrücken, Germany | Confirmed | Inscriptions, reliefs | CIMRM 1291-1294 | 49.2333 | 7 | 1926 | Military veterans' site. |
| Mithraeum of Sarmizegetusa | Sarmizegetusa, Romania | Confirmed | Tauroctony, altar | CIMRM 1938-1942 | 45.5167 | 22.7833 | 1882 | Imperial cult connections. |
| Mithraeum of Sarmizegetusa II | Sarmizegetusa, Romania | Probable | Second shrine | - | 45.5167 | 22.7833 | 2018 | Under forum |
| Mithraeum of Savaria | Szombathely, Hungary | Confirmed | Gold leaf relief | CIMRM 1762-1765 | 47.2333 | 16.6167 | 1938 | Imperial cult center. |
| Mithraeum of Scarbantia | Sopron, Hungary | Confirmed | Inscribed tablets | CIMRM 1752-1755 | 47.6833 | 16.5833 | 1885 | Pannonian border town. |
| Mithraeum of Scupi | Skopje, North Macedonia | Probable | Inscription fragments | - | 42 | 21.4333 | 1960 | Under modern city |
| Mithraeum of Segobriga | Saelices, Spain | Probable | Relief fragments | - | 39.8833 | -2.8167 | 2005 | Silver mining region |
| Mithraeum of Septeuil | Septeuil, France | Probable | Altar fragments | - | 48.8928 | 1.6806 | 1895 | Disputed interpretation. |
| Mithraeum of Siscia | Sisak, Croatia | Confirmed | Mosaic floor | CIMRM 1482-1485 | 45.4833 | 16.3667 | 1935 | Pannonian frontier. |
| Mithraeum of Stobi | Stobi, North Macedonia | Confirmed | Fresco fragments | - | 41.5511 | 21.9753 | 1970 | Via Egnatia stop |
| Mithraeum of Stockstadt | Stockstadt am Main, Germany | Confirmed | Three tauroctonies | CIMRM 1169-1175 | 49.9833 | 9.0667 | 1912 | Largest German Mithraeum. |
| Mithraeum of Straubing | Straubing, Germany | Confirmed | Silver votives | CIMRM 1389-1391 | 48.8833 | 12.5667 | 1950 | Danube military outpost. |
| Mithraeum of Sutri | Sutri, Italy | Confirmed | Rock-cut sanctuary | CIMRM 665-667 | 42.2333 | 12.2167 | 1890 | Converted to church |
| Mithraeum of Tarquinia | Tarquinia, Italy | Probable | Cult chamber | - | 42.25 | 11.75 | 1985 | Possible Etruscan influence |
| Mithraeum of Tarraco | Tarragona, Spain | Confirmed | Inscriptions | CIMRM 783-785 | 41.1167 | 1.25 | 1950 | Provincial capital |
| Mithraeum of Tasgetium | Eschenz, Switzerland | Probable | Cult objects | - | 47.65 | 8.8667 | 2001 | Lake Constance site |
| Mithraeum of Tienen | Tienen, Belgium | Confirmed | Inscriptions, pottery | - | 50.805 | 4.9389 | 2002 | Excavated during construction. |
| Mithraeum of Tomis | Constanța, Romania | Confirmed | Black Sea relief | - | 44.1733 | 28.6383 | 1960s | Ovid's exile city. |
| Mithraeum of Traismauer | Traismauer, Austria | Confirmed | Tauroctony relief | CIMRM 1428-1430 | 48.35 | 15.7333 | 1883 | Augustianis fort. |
| Mithraeum of Trier (Viehmarkt) | Trier, Germany | Confirmed | Two tauroctonies | CIMRM 1260-1266 | 49.75 | 6.6333 | 1988 | Urban excavation. |
| Mithraeum of Trimontium | Newstead, UK | Probable | Military objects | - | 55.6 | -2.6833 | 2010 | Scottish Borders |
| Mithraeum of Troesmis | Turcoaia, Romania | Confirmed | Legionary altar | - | 45.1667 | 28.2 | 1980 | Danube delta |
| Mithraeum of Valeria | Valeria, Spain | Confirmed | Rock-cut sanctuary | - | 40.5333 | -2.15 | 1970 | Remote mountain site |
| Mithraeum of Verona | Verona, Italy | Confirmed | Cult niche | CIMRM 721-723 | 45.45 | 10.9833 | 1923 | Under church of S. Stefano. |
| Mithraeum of Vieu-en-Valromey | Vieu-en-Valromey, France | Confirmed | Lost tauroctony | CIL XIII 2549 | 45.9167 | 5.6833 | 19 | Altar survives |
| Mithraeum of Vindolanda | Hexham, UK | Confirmed | Wooden votives | - | 54.9911 | -2.3608 | 1970 | Hadrian's Wall fort |
| Mithraeum of Vindonissa | Windisch, Switzerland | Confirmed | Legionary graffiti | - | 47.4833 | 8.2167 | 1930 | Military camp |
| Mithraeum of Virunum | Zollfeld, Austria | Confirmed | Tauroctony, altar | CIMRM 1434-1437 | 46.6975 | 14.3586 | 1885 | Roman provincial capital. |
| Mithraeum of Vulci | Vulci, Italy | Confirmed | Etruscan-style relief | CIMRM 672-674 | 42.4167 | 11.6333 | 1972 | Etruscan-Roman transition |
| Mithraeum of Wiesbaden | Wiesbaden, Germany | Confirmed | Bronze statues | CIMRM 1233-1235 | 50.0833 | 8.25 | 1887 | Aquae Mattiacorum site. |
| Myrmeke | Crimea (Ukraine) | Speculative | Possible Mithraic graffiti in reused Greek cave | N/A | 45.135 | 35.5 | 2020 | Kutaisov 2020 (MIA) |
| Novae | Bulgaria | Confirmed | Tauroctony relief found in Legio I Italica barracks | N/A | 43.623 | 25.353 | 2023 | Michalowski 2023 (JRA) |
| Oescus | Bulgaria | Confirmed | Near legionary bathhouse; benches and altar found | N/A | 43.703 | 24.507 | 2022 | Ruse Museum Report 2023 |
| Pollentia | Alcudia, Spain | Disputed | Theater reuse | - | 39.85 | 3.1167 | 0 | Possible conversion |
| Pons Aelius | Newcastle, UK | Disputed | Cautes Statue, no exact site | N/A | 4.969 | -1.609 | 19 | Archaeologia Aeliana (2012) |
| Porolissum | Romania | Investigating | Geophysical anomalies suggest cult chamber | N/A | 47.179 | 23.116 | 2022 | Porolissum Project |
| Saguntum | Sagunto, Spain | Probable | Votive lamp | - | 39.6667 | -0.2667 | 1960 | With Phrygian cap |
| Sarmizegetusa Regia | Romania | Confirmed | Dacian-Roman hybrid sanctuary (unique iconography) | N/A | 45.622 | 23.31 | 1980 | Dacia Journal (2020) |
| Segovia | Segovia, Spain | Disputed | Aqueduct graffiti | - | 40.95 | -4.1167 | 2010 | Debated symbols |
| Tarraco II | Tarragona, Spain | Probable | Second shrine | - | 41.1167 | 1.25 | 2005 | Under parking garage |
| Tropaeum Traiani | Romania | Probable | Fragmentary Mithras altar | N/A | 45.017 | 28.213 | 2010 | Petculescu 2011 (JRA) |
| Tucci | Martos, Spain | Disputed | Altar base | - | 37.7167 | -3.9667 | 1970 | Lost during WWII |
| Valentia | Valencia, Spain | Probable | Mithras statuette | - | 39.4667 | -0.3667 | 1980 | Private collection |
| Viminacium | Serbia | Confirmed | Under Legio II Claudia Headquarters | N/A | 44.735 | 21.227 | 2023 | Viminacium Report 2024 |
| Vindobona | Austria | Confirmed | Zodiac mosaic found during subway construction | N/A | 48.21 | 16.373 | 2023 | City of Vienna (2024) |