Krystalyn is a distinctive girls' name in United States, ranking #14878 in 2003 with 6 recorded births. The name reached its all-time peak in 1997 with 13 births ranking #7084. Since 1996, the popularity has decreased by 40.0%. In 2003, approximately 1 in every 304,508 girls born was named Krystalyn. FALLING Recent data shows the name is currently falling.