Keynan is a distinctive boys' name in United States, ranking #7977 in 2001 with 8 recorded births. The name reached its all-time peak in 1997 with 20 births ranking #3532. Since 1996, the popularity has decreased by 33.3%. In 2001, approximately 1 in every 242,854 boys born was named Keynan. FALLING Recent data shows the name is currently falling.