Machatas (Ancient Greek: Μαχάτας) may refer to:
- Machatas of Elimeia an upper Macedonian prince early 4th century BC
- Machatas of Europos an upper Macedonian proxenos of Delphians late 4th century BC
- Machatas (sculptor) from Acarnania
- Machatas of Aetolia ambassador 3rd century BC
- Machatas father of Charops of Epirus 2nd century BC