Erma is a distinctive girls' name in United States, ranking #5482 in 2008 with 26 recorded births. The name reached its all-time peak in 2004 with 26 births ranking #4980. Since 1996, the popularity has increased by 18.2%. In 2008, approximately 1 in every 72,720 girls born was named Erma. STABLE Recent data shows the name is currently stable.