Sonia is a moderately popular girls' name in United States, ranking #418 in 1998 with 635 recorded births. This places Sonia in the top 3% of ranked US girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1997 with 647 births ranking #405. In 1998, approximately 1 in every 2,783 girls born was named Sonia. STABLE Recent data shows the name is currently stable.