Meaning and Name Origin
Sylva \s(y)-lva, syl-va\ as a girls' name is of Latin derivation, and the name Sylva means "woods, forest". Sylva is a variant of Sylvia (Latin): the Latin form Silvia was more popular for centuries until recently. Distinctive as a given name for girls.
Sylva is an uncommon first name for females but a very popular last name for all people (#15646 out of 88799, Top 18%). (2000 U.S. Census)
Below is a graphed comparison of the popularity of the girl name Sylva and affiliated names. Popular related forms of Sylva (#unlisted) ranked in the Top 1000 are Silvia and Sylvia (#493 last year). These girl names were at the top of their popularity during the years 1950-1959 and are now significantly less widespread, with the forms Silvia and Sylvia becoming less trendy. (2014 Birth Statistics)