Heydi is a distinctive girls' name in United States, ranking #7143 in 2019 with 16 recorded births. The name reached its all-time peak in 2008 with 43 births ranking #3733. Since 1996, the popularity has increased by 166.7%. In 2019, approximately 1 in every 104,848 girls born was named Heydi. FALLING Recent data shows the name is currently falling.