78%RatingSave Gender Masculine Usage Japanese Scripts 勝雄, etc.(Japanese Kanji) かつお(Japanese Hiragana) Pronounced Pron. KA-TSOO-O [key·IPA] Meaning & History From Japanese 勝 (katsu) meaning "victory" and 雄 (o) meaning "hero, manly". Other combinations of kanji are also possible. People think this name isRate·Details classic mature formal upper class urban wholesome strong strange serious Categories baseball players, isograms, Swimming Hall of Famers