Zeff is a former pirate and the head chef of the Baratie, a floating restaurant in the anime and manga series One Piece. Known as 'Red-Leg Zeff,' he is famous for his exceptional culinary skills and his fighting prowess using only his legs. Zeff serves as a mentor and father figure to Sanji, one of the main characters, and his tough love and guidance play a pivotal role in shaping Sanji's dreams and values throughout the series.