Regium

Regium may refer to:

• Reggio Calabria, town in Calabria, Italy; Latin name Regium
• Reggio Emilia, town in Emilia, Italy; Latin name Regium
• Regium Donum, an annual grant formerly voted by Parliament to augment the stipends of the Presbyterian clergy in Ireland
• Collegium Regium (disambiguation), Latin for King's College or Royal College

See also

• Regis (disambiguation) (Latin "of the king")
• Regius (disambiguation) (Latin "royal" masculine adjective)
• Regia (disambiguation) (Latin "royal" feminine adjective)
• Regnum (disambiguation) (Latin for "kingdom", see e.g. Kingdom (biology))