Manny \m(an)-ny\ as a boy's name is a variant of Chaim (Hebrew), Chapman (Old English), Emmanuel (Hebrew) and Manuel (Spanish), and the meaning of Manny is "life; peddler, trader; God is with us".
The baby name Manny sounds like Mann, Mannie, Mano, Manoa and Mayne. Other similar baby names are Danny, Lanny and Manly.