Doma

"Bohemian Knight" Doma is an infamous New World pirate who allied himself with Whitebeard.

Appearance
Doma has a beard that seems to have lines that extend to his eyes. He also wears a large headband and a necklace with square jewels on it. He wields a sword. His neck appears to have a scar on the lower right.

A monkey is perched on Doma's shoulder.

Abilities and Powers
Doma has managed to make himself an infamous reputation in the New World, and has managed to ally himself with Whitebeard.

Doma is a swordsman while his monkey appears to be able to wield a gun well.

Doma's powers should not be taken lightly. Ace was given the rank of Whitebeard's second division commander for making him surrender.

History
Sometime in the past, Doma and his crew surrendered to Ace after he defeated them.

Marineford arc
Doma and his crew are first seen, along with a fleet of 42 other infamous pirate crews, allied with the Whitebeard Pirates, attacking Marineford to save Portgas D. Ace from his execution. When Whitebeard decided to attack personally, he is seen holding his sword, ready to fight alongside his "father".

Trivia

 * Doma has the same name of the angel of the Christian religion, Doma, the Angel of Silence, who is armed with a fiery rod or flaming sword.