Blain is a distinctive boys' name in United States, ranking #4884 in 2012 with 19 recorded births. The name reached its all-time peak in 2003 with 58 births ranking #1989. Since 1996, the popularity has decreased by 38.7%. In 2012, approximately 1 in every 99,822 boys born was named Blain. RISING Recent data shows the name is currently rising.