Gender / Sex: girl
Meaning: from Mount Kynthos
Sounds Like: Cinny, Sanny, Signy, Sunny
Similar Names: Vinny, Binny, Sindy, Dinny, Ginny, Jinny, Winny, Minny
Sinny \s(in)-ny\ as a girl's name is a variant of Cynthia (Greek), and the meaning of Sinny is "from Mount Kynthos".
The baby name Sinny sounds like Cinny, Sanny, Signy and Sunny. Other similar baby names are Vinny, Binny, Sindy, Dinny, Ginny, Jinny, Winny and Minny.
Sinny is not a popular first name for women and an equally uncommon surname or last name for both men and women. (1990 U.S. Census)