Inga is a distinctive girls' name in United States, ranking #5904 in 2015 with 22 recorded births. The name reached its all-time peak in 2017 with 30 births ranking #4610. Since 1996, the popularity has increased by 22.2%. In 2015, approximately 1 in every 81,121 girls born was named Inga. STABLE Recent data shows the name is currently stable.