Erma is a distinctive girls' name in United States, ranking #7636 in 2010 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 2010, approximately 1 in every 111,083 girls born was named Erma. STABLE Recent data shows the name is currently stable.