Calippus
# Calippus

Callippus /kəˈlɪp.əs/ may refer to:

* Callippus of Syracuse (died 352/51 BC), an Athenian student of Plato and tyrant of Syracuse
* Callippus (Calippus of Cyzicus, c. 370–300 BC), a Greek astronomer and mathematician
* Callippus of Athens (fl. 279 BC), an Athenian commander in the Battle of Thermopylae (279 BC)
* Calippus (crater), a small lunar crater
* Calippus (genus), an extinct relation of the modern horse
