Weslen is a distinctive boys' name in United States, ranking #13794 in 2025 with 5 recorded births. This places Weslen in the bottom 1% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2023 with 5 births ranking #14068. In 2025, approximately 1 in every 341,615 boys born was named Weslen. STABLE Recent data shows the name is currently stable.