Seidy is a distinctive girls' name in United States, ranking #11093 in 2022 with 9 recorded births. The name reached its all-time peak in 2013 with 19 births ranking #6683. Since 1996, the popularity has increased by 50.0%. In 2022, approximately 1 in every 182,085 girls born was named Seidy. RISING Recent data shows the name is currently rising.