Antwain is a distinctive boys' name in United States, ranking #3639 in 2010 with 29 recorded births. This places Antwain in the top 26% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 46 births ranking #2581. In 2010, approximately 1 in every 66,152 boys born was named Antwain. FALLING Recent data shows the name is currently falling.