Oluwaseun is a distinctive boys' name in United States, ranking #8129 in 2008 with 10 recorded births. This places Oluwaseun in the bottom 44% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 17 births ranking #4949. Since 1996, the popularity has decreased by 16.7%. In 2008, approximately 1 in every 203,995 boys born was named Oluwaseun. FALLING Recent data shows the name is currently falling.