Redbeard or Red Beard may refer to:
- Frederick Redbeard, another name for Frederick I Barbarossa, Holy Roman Emperor
- Oruç Reis or Redbeard (Barbarossa) (1474–1518), Mediterranean pirate and later Ottoman naval commander
- Hayreddin Barbarossa or Red Beard (1478–1546), privateer and Ottoman admiral
Redbeard or Red Beard may also refer to:
Read more about Redbeard: Entertainment and Media, Other Uses