Kaelin is a distinctive boys' name in United States, ranking #8376 in 2020 with 9 recorded births. The name reached its all-time peak in 1996 with 65 births ranking #1543. Since 1996, the popularity has decreased by 86.2%. In 2020, approximately 1 in every 191,674 boys born was named Kaelin. FALLING Recent data shows the name is currently falling.