Eratosthenes (disambiguation)

Eratosthenes was a Greek scholar of the third century BC.

It may also refer to:
 * Eratosthenes (crater), a lunar impact crater named after him
 * Eratosthenes (statesman), an ancient Athenian statesman of the fifth century BC
 * Eratosthenes Seamount
 * Eratosthenes of Croton, winner of the Stadion race at the 51st Olympiad in 576 BC