Antwain is a distinctive boys' name in United States, ranking #3268 in 2013 with 33 recorded births. The name reached its all-time peak in 2006 with 46 births ranking #2581. Since 1996, the popularity has increased by 13.8%. In 2013, approximately 1 in every 57,311 boys born was named Antwain. FALLING Recent data shows the name is currently falling.