Krystin is a distinctive girls' name in United States, ranking #2719 in 1999 with 51 recorded births. The name reached its all-time peak in 1996 with 87 births ranking #1731. Since 1996, the popularity has decreased by 41.4%. In 1999, approximately 1 in every 34,780 girls born was named Krystin. FALLING Recent data shows the name is currently falling.