Sylvester is a distinctive boys' name in United States, ranking #1585 in 2002 with 78 recorded births. The name reached its all-time peak in 1997 with 103 births ranking #1178. Since 1996, the popularity has decreased by 13.3%. In 2002, approximately 1 in every 24,891 boys born was named Sylvester. STABLE Recent data shows the name is currently stable.