Dillon is a distinctive girls' name in United States, ranking #7623 in 2010 with 16 recorded births. The name reached its all-time peak in 2020 with 61 births ranking #2725. Since 1996, the popularity has decreased by 11.1%. In 2010, approximately 1 in every 111,083 girls born was named Dillon. FALLING Recent data shows the name is currently falling.