Oluwaseun is a distinctive girls' name in United States, ranking #19462 in 2009 with 5 recorded births. The name reached its all-time peak in 2005 with 10 births ranking #10725. Since 1996, the popularity has decreased by 44.4%. In 2009, approximately 1 in every 367,374 girls born was named Oluwaseun. RISING Recent data shows the name is currently rising.