Karyn is a distinctive girls' name in United States, ranking #2486 in 1999 with 58 recorded births. The name reached its all-time peak in 1998 with 73 births ranking #2034. Since 1996, the popularity has decreased by 13.4%. In 1999, approximately 1 in every 30,582 girls born was named Karyn. FALLING Recent data shows the name is currently falling.