Look up Πρωταγόρας in
Wiktionary, the free dictionary.

Protagoras was a pre-Socratic Greek philosopher.

Protagoras may also refer to:

• Protagoras (crater), a lunar impact crater
• Protagoras (dialogue), a minor but important dialogue of Plato

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.