Keylen is a distinctive boys' name in United States, ranking #5904 in 2010 with 15 recorded births. This places Keylen in the top 41% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2006 with 21 births ranking #4435. In 2010, approximately 1 in every 127,894 boys born was named Keylen. RISING Recent data shows the name is currently rising.