Gender / Sex: boy
Sounds Like: Sal, Sol, Seely, Sela, Sill, Sully
Similar Names: Aly, Bly, Ely, Sky
Rank as Last Name (Surname, Family Name): 9630
Sly \s-ly\ as a boy's name is a variant of Sylvester (Latin), and the meaning of Sly is "wooded".
The baby name Sly sounds like Sal, Sol, Seely, Sela, Sill and Sully. Other similar baby names are Aly, Bly, Ely and Sky.
Sly is not a popular first name for men but a very popular surname or last name for both men and women (#9630 out of 88799). (1990 U.S. Census)