Harlan is a distinctive boys' name in United States, ranking #617 in 2025 with 454 recorded births. The name reached its all-time peak in 2025 with 454 births ranking #617. Since 1996, the popularity has increased by 790.2%. In 2025, approximately 1 in every 3,762 boys born was named Harlan. STABLE Recent data shows the name is currently stable.