Quillan is a distinctive boys' name in United States, ranking #6260 in 2021 with 14 recorded births. The name reached its all-time peak in 2019 with 19 births ranking #5109. Since 1996, the popularity has increased by 40.0%. In 2021, approximately 1 in every 124,874 boys born was named Quillan. FALLING Recent data shows the name is currently falling.