Dempsey is a distinctive girls' name in United States, ranking #4211 in 2023 with 34 recorded births. The name reached its all-time peak in 2025 with 44 births ranking #3479. Since 1996, the popularity has increased by 183.3%. In 2023, approximately 1 in every 47,137 girls born was named Dempsey. RISING Recent data shows the name is currently rising.