Kahlen is a distinctive girls' name in United States, ranking #2541 in 2005 with 68 recorded births. This places Kahlen in the top 13% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2005 with 68 births ranking #2541. In 2005, approximately 1 in every 27,172 girls born was named Kahlen. FALLING Recent data shows the name is currently falling.