Pherecydes (in Greek: Φερεχύδης) was the name of:

• Pherecydes of Syros, a pre-Socratic philosopher and author from the island of Syros, by some believed to have influenced Pythagoras
• Pherecydes of Leros, an historian and mythologic writer from the island of Leros close to Miletos

Pherecydes is also a spider genus (Thomisidae).