Kethan is a distinctive boys' name in United States, ranking #7908 in 2007 with 10 recorded births. The name reached its all-time peak in 2008 with 16 births ranking #5650. Since 1996, the popularity has increased by 42.9%. In 2007, approximately 1 in every 207,524 boys born was named Kethan. FALLING Recent data shows the name is currently falling.