Alcimus (disambiguation)

Alcimus was a high priest in Jerusalem in the 2nd century BC.

Alcimus may also refer to:

• Alcimus (fly), a genus of robber flies in the family Asilidae
• Alcimus (mythology), several figures in Greek mythology
• Alcimus (rhetorician), 3rd-century BC Greek rhetorician
• Alcimus Alethius, 4th-century Latin poet
• Avitus of Vienne, 6th-century bishop, also known as Saint Alcimus Ecdicius Avitus