Dempsey is a distinctive girls' name in United States, ranking #6940 in 2012 with 18 recorded births. The name reached its all-time peak in 2025 with 44 births ranking #3479. Since 1996, the popularity has increased by 50.0%. In 2012, approximately 1 in every 97,819 girls born was named Dempsey. RISING Recent data shows the name is currently rising.