Erma is a distinctive girls' name in United States, ranking #4987 in 2003 with 25 recorded births. The name reached its all-time peak in 2004 with 26 births ranking #4980. Since 1996, the popularity has increased by 13.6%. In 2003, approximately 1 in every 73,082 girls born was named Erma. STABLE Recent data shows the name is currently stable.