Chinjao, formerly known as "Don Chinjao" and "Chinjao the Drill", is a former pirate, the leader of the Chinjao Family, and the former 12th leader of the Happo Navy. He also joined as a gladiator at the Corrida Colosseum to compete for the Mera Mera no Mi. He has a bounty of over 500,000,000. Although at first he confronted Luffy for his hatred against Garp, he became his ally during the Dressrosa Arc.
(Source: One Piece Wiki)
