Dillon is a distinctive girls' name in United States, ranking #6632 in 2007 with 20 recorded births. The name reached its all-time peak in 2020 with 61 births ranking #2725. Since 1996, the popularity has increased by 11.1%. In 2007, approximately 1 in every 96,122 girls born was named Dillon. FALLING Recent data shows the name is currently falling.