Hadyn is a distinctive girls' name in United States, ranking #9033 in 1999 with 10 recorded births. The name reached its all-time peak in 2009 with 41 births ranking #3824. Since 1996, the popularity has increased by 11.1%. In 1999, approximately 1 in every 177,378 girls born was named Hadyn. FALLING Recent data shows the name is currently falling.