Over the past 110 years, 17 boys and 228 227 girls have been named Sylvia. The name Sylvia ranks 9260th in the United States among the most common names for boys. For the first time more than ten times newborns were named Sylvia in 1956. The peak of popularity of the name Sylvia came in the 1950s and 1960s. You can see absolute numbers and relative numbers on the chart. Indicators per 100K more accurately assess the popularity of the name.