Karyn is a distinctive girls' name in United States, ranking #4057 in 2009 with 38 recorded births. The name reached its all-time peak in 1998 with 73 births ranking #2034. Since 1996, the popularity has decreased by 43.3%. In 2009, approximately 1 in every 48,339 girls born was named Karyn. FALLING Recent data shows the name is currently falling.