Karin is a distinctive girls' name in United States, ranking #3882 in 2007 with 41 recorded births. The name reached its all-time peak in 1997 with 90 births ranking #1726. Since 1996, the popularity has decreased by 52.3%. In 2007, approximately 1 in every 46,889 girls born was named Karin. FALLING Recent data shows the name is currently falling.