Dain is a distinctive boys' name in United States, ranking #3617 in 2007 with 29 recorded births. This places Dain in the top 25% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 48 births ranking #2092. In 2007, approximately 1 in every 71,560 boys born was named Dain. RISING Recent data shows the name is currently rising.