Sly meaning, boySly

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Meaning and name origin

Sly \s-ly\ as a boy's name is of Latin origin, and the meaning of Sly is "of the woods". Sly is a variant of Sylvester (Latin): the name is associated with a cartoon cat in modern times.


Sly is not a popular first name for males but a very popular surname or last name for all people (#9630 out of 88799, Top 11%) (2000 U.S. Census).

Displayed below is a comparison of the popularity of the boy name Sly and its source form. The only popular variation form ranked in the Top 1000/100 is Sylvester. (2014 statistics).

Top 1000 baby names ranking of Sylvester in U.S.

Top 100 baby names ranking of Sly and related baby names outside U.S.

Similar Names

Suggested similar baby names are Aly, Bly, Ely, Sal, Seely, Sela, Sill, Sky, Sol and Sully. These names tend to be more commonly used than Sly.