Owain is a distinctive boys' name in England & Wales, ranking #611 in 2013 with 56 recorded births. The name reached its all-time peak in 2000 with 139 births ranking #220. Since 1996, the popularity has decreased by 38.5%. In 2013, approximately 1 in every 5,957 boys born was named Owain. FALLING Recent data shows the name is currently falling.