Dyllan is a distinctive girls' name in United States, ranking #4047 in 2010 with 37 recorded births. The name reached its all-time peak in 2010 with 37 births ranking #4047. Since 1996, the popularity has increased by 362.5%. In 2010, approximately 1 in every 48,036 girls born was named Dyllan. RISING Recent data shows the name is currently rising.