Which Whitebeard Pirates use Haki?

Edward Newgate stabbed Aokiji with Haki during the Marineford battle.

Ch. 567, p. 3 Suggest an edit Report

Marco attacked Akainu as a Haki user during the Marineford battle.

Ch. 574, p. 11 Suggest an edit Report

Edward Newgate uses Conqueror's Haki against the Blackbeard Pirates.

Ch. 1003.5, p. 41 Suggest an edit Report