Dyllan is a distinctive girls' name in United States, ranking #4509 in 2009 with 33 recorded births. The name reached its all-time peak in 2010 with 37 births ranking #4047. Since 1996, the popularity has increased by 312.5%. In 2009, approximately 1 in every 55,663 girls born was named Dyllan. RISING Recent data shows the name is currently rising.