Hartley is a distinctive girls' name in United States, ranking #1453 in 2025 with 148 recorded births. The name reached its all-time peak in 2025 with 148 births ranking #1453. Since 1996, the popularity has increased by 1,750.0%. In 2025, approximately 1 in every 10,860 girls born was named Hartley. RISING Recent data shows the name is currently rising.