Dalyn is a distinctive girls' name in United States, ranking #17077 in 2015 with 5 recorded births. The name reached its all-time peak in 2000 with 17 births ranking #6272. Since 1996, the popularity has decreased by 58.3%. In 2015, approximately 1 in every 356,931 girls born was named Dalyn. RISING Recent data shows the name is currently rising.