Dyllan is a distinctive girls' name in United States, ranking #13152 in 1999 with 6 recorded births. The name reached its all-time peak in 2010 with 37 births ranking #4047. Since 1996, the popularity has decreased by 25.0%. In 1999, approximately 1 in every 295,630 girls born was named Dyllan. RISING Recent data shows the name is currently rising.