Meaning and name origin
Sylvanus \s(y)-lva-nus, syl-vanus\ as a boy's name is of Latin origin, and the meaning of Sylvanus is "woods". Sylvanus is a variant of Silvanus (Latin): silvanus was the mythological ancient Greek god of trees.
Sylvanus is not a popular first name for males and an equally uncommon surname or last name for all people (2000 U.S. Census).
Displayed below is the baby name popularity of the name Sylvanus for boys (2014 statistics).
A suggested similar baby name is Sylvan. Like Sylvanus, this name is not commonly used.