Dyllan is a distinctive girls' name in United States, ranking #5651 in 2005 with 22 recorded births. The name reached its all-time peak in 2010 with 37 births ranking #4047. Since 1996, the popularity has increased by 175.0%. In 2005, approximately 1 in every 83,986 girls born was named Dyllan. RISING Recent data shows the name is currently rising.