Dalyn is a distinctive girls' name in United States, ranking #10878 in 2009 with 10 recorded births. The name reached its all-time peak in 2000 with 17 births ranking #6272. Since 1996, the popularity has decreased by 16.7%. In 2009, approximately 1 in every 183,687 girls born was named Dalyn. RISING Recent data shows the name is currently rising.