Romanized Name: Māsharu Dī Tīchi
Japanese VA: Akio Ōtsuka;Fukushi Ochiai (young)
Debut: Chapter 223; Episode 146
Japanese Name: マーシャル・D（ディー）・ティーチ
Funi English VA: Cole Brown (Episode 146-570);Chris Rager (One Piece: Stampede, Episode 629-present);Tyson Rinehart (young)
Epithet: "Blackbeard" (黒ひげ, Kurohige) ("Black Beard" in the edited dub)
Affiliations: Blackbeard Pirates;Four Emperors;Seven Warlords of the Sea (former);Whitebeard Pirates 2nd Division (defected)
Occupations: Pirate; Admiral; Emperor; Apprentice (former); Warlord of the Sea (former)
Official English Name: Marshall D. Teech (VIZ, Funimation subs, edited dub);Marshall D. Teach (Funimation uncut dub)