Caulin is a distinctive boys' name in United States, ranking #7049 in 2004 with 10 recorded births. The name reached its all-time peak in 2002 with 23 births ranking #3686. Since 1996, the popularity has decreased by 23.1%. In 2004, approximately 1 in every 198,480 boys born was named Caulin. FALLING Recent data shows the name is currently falling.