Dempsey is a distinctive girls' name in United States, ranking #15679 in 2000 with 5 recorded births. The name reached its all-time peak in 2025 with 44 births ranking #3479. Since 1996, the popularity has decreased by 58.3%. In 2000, approximately 1 in every 363,194 girls born was named Dempsey. RISING Recent data shows the name is currently rising.