Inga is a distinctive girls' name in United States, ranking #6432 in 2012 with 20 recorded births. The name reached its all-time peak in 2017 with 30 births ranking #4610. Since 1996, the popularity has increased by 11.1%. In 2012, approximately 1 in every 88,037 girls born was named Inga. STABLE Recent data shows the name is currently stable.