Haidyn is a distinctive girls' name in United States, ranking #1456 in 2009 with 160 recorded births. The name reached its all-time peak in 2010 with 167 births ranking #1385. Since 1996, the popularity has increased by 1,500.0%. In 2009, approximately 1 in every 11,480 girls born was named Haidyn. FALLING Recent data shows the name is currently falling.