Ernan is a distinctive boys' name in United States, ranking #6680 in 2004 with 11 recorded births. The name reached its all-time peak in 1996 with 26 births ranking #2860. Since 1996, the popularity has decreased by 57.7%. In 2004, approximately 1 in every 180,437 boys born was named Ernan. RISING Recent data shows the name is currently rising.