Keithan is a distinctive boys' name in United States, ranking #4438 in 2011 with 22 recorded births. The name reached its all-time peak in 2009 with 34 births ranking #3301. Since 1996, the popularity has increased by 46.7%. In 2011, approximately 1 in every 86,318 boys born was named Keithan. RISING Recent data shows the name is currently rising.