Dempsey is a distinctive girls' name in United States, ranking #7779 in 2009 with 16 recorded births. The name reached its all-time peak in 2025 with 44 births ranking #3479. Since 1996, the popularity has increased by 33.3%. In 2009, approximately 1 in every 114,804 girls born was named Dempsey. RISING Recent data shows the name is currently rising.