Erma is a distinctive girls' name in United States, ranking #5284 in 2006 with 26 recorded births. This places Erma in the top 26% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 26 births ranking #4980. Since 1996, the popularity has increased by 18.2%. In 2006, approximately 1 in every 73,118 girls born was named Erma. STABLE Recent data shows the name is currently stable.