Hartley is a distinctive girls' name in United States, ranking #1613 in 2015 with 133 recorded births. The name reached its all-time peak in 2025 with 148 births ranking #1453. Since 1996, the popularity has increased by 1,562.5%. In 2015, approximately 1 in every 13,418 girls born was named Hartley. RISING Recent data shows the name is currently rising.