Antwain is a distinctive boys' name in United States, ranking #2581 in 2006 with 46 recorded births. The name reached its all-time peak in 2006 with 46 births ranking #2581. Since 1996, the popularity has increased by 58.6%. In 2006, approximately 1 in every 44,677 boys born was named Antwain. FALLING Recent data shows the name is currently falling.