Dillon is a distinctive girls' name in United States, ranking #5441 in 2012 with 25 recorded births. The name reached its all-time peak in 2020 with 61 births ranking #2725. Since 1996, the popularity has increased by 38.9%. In 2012, approximately 1 in every 70,430 girls born was named Dillon. FALLING Recent data shows the name is currently falling.