Keynan is a distinctive boys' name in United States, ranking #5755 in 2000 with 12 recorded births. This places Keynan in the top 47% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 20 births ranking #3532. In 2000, approximately 1 in every 163,661 boys born was named Keynan. FALLING Recent data shows the name is currently falling.