Fallon is a distinctive girls' name in United States, ranking #1354 in 2002 with 143 recorded births. The name reached its all-time peak in 2023 with 422 births ranking #688. Since 1996, the popularity has decreased by 18.8%. In 2002, approximately 1 in every 12,565 girls born was named Fallon. FALLING Recent data shows the name is currently falling.