Sonnie is a distinctive girls' name in United States, ranking #11523 in 2007 with 10 recorded births. The name reached its all-time peak in 2025 with 28 births ranking #4868. Since 1996, the popularity has increased by 42.9%. In 2007, approximately 1 in every 192,245 girls born was named Sonnie. RISING Recent data shows the name is currently rising.