Trelen is a distinctive boys' name in United States, ranking #9795 in 2008 with 8 recorded births. This places Trelen in the bottom 33% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2008 with 8 births ranking #9795. In 2008, approximately 1 in every 254,993 boys born was named Trelen. STABLE Recent data shows the name is currently stable.