Erma is a distinctive girls' name in United States, ranking #6710 in 2001 with 16 recorded births. The name reached its all-time peak in 2004 with 26 births ranking #4980. Since 1996, the popularity has decreased by 27.3%. In 2001, approximately 1 in every 112,535 girls born was named Erma. STABLE Recent data shows the name is currently stable.