Dyllan is a distinctive girls' name in United States, ranking #6090 in 2015 with 21 recorded births. The name reached its all-time peak in 2010 with 37 births ranking #4047. Since 1996, the popularity has increased by 162.5%. In 2015, approximately 1 in every 84,984 girls born was named Dyllan. RISING Recent data shows the name is currently rising.