Bailyn is a distinctive girls' name in United States, ranking #9592 in 1999 with 9 recorded births. The name reached its all-time peak in 2011 with 20 births ranking #6371. Since 1996, the popularity has increased by 50.0%. In 1999, approximately 1 in every 197,087 girls born was named Bailyn. STABLE Recent data shows the name is currently stable.