Haidyn is a distinctive girls' name in United States, ranking #3178 in 2025 with 50 recorded births. The name reached its all-time peak in 2010 with 167 births ranking #1385. Since 1996, the popularity has increased by 400.0%. In 2025, approximately 1 in every 32,145 girls born was named Haidyn. FALLING Recent data shows the name is currently falling.