Hartley is a distinctive girls' name in United States, ranking #4611 in 2009 with 32 recorded births. The name reached its all-time peak in 2025 with 148 births ranking #1453. Since 1996, the popularity has increased by 300.0%. In 2009, approximately 1 in every 57,402 girls born was named Hartley. RISING Recent data shows the name is currently rising.