Dempsey is a distinctive girls' name in United States, ranking #5049 in 2020 with 25 recorded births. This places Dempsey in the top 29% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2025 with 44 births ranking #3479. Since 1996, the popularity has increased by 108.3%. In 2020, approximately 1 in every 64,620 girls born was named Dempsey. RISING Recent data shows the name is currently rising.