Hartlen is a distinctive boys' name in United States, ranking #6942 in 2025 with 12 recorded births. This places Hartlen in the top 50% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2024 with 49 births ranking #2676. In 2025, approximately 1 in every 142,340 boys born was named Hartlen. RISING Recent data shows the name is currently rising.