Keysean is a distinctive boys' name in United States, ranking #4696 in 2000 with 16 recorded births. The name reached its all-time peak in 2002 with 21 births ranking #3983. Since 1996, the popularity has increased by 220.0%. In 2000, approximately 1 in every 122,746 boys born was named Keysean. FALLING Recent data shows the name is currently falling.