Efrain is a distinctive boys' name in United States, ranking #884 in 2012 with 237 recorded births. This places Efrain in the top 6% of ranked US boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 1999 with 392 births ranking #529. Since 1996, the popularity has decreased by 37.6%. In 2012, approximately 1 in every 8,003 boys born was named Efrain. FALLING Recent data shows the name is currently falling.