Efren is a distinctive boys' name in United States, ranking #1618 in 2015 with 99 recorded births. The name reached its all-time peak in 2007 with 201 births ranking #977. Since 1996, the popularity has decreased by 46.2%. In 2015, approximately 1 in every 19,356 boys born was named Efren. FALLING Recent data shows the name is currently falling.