Lathen is a distinctive boys' name in United States, ranking #4750 in 2005 with 18 recorded births. This places Lathen in the top 36% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2010 with 43 births ranking #2812. In 2005, approximately 1 in every 110,953 boys born was named Lathen. FALLING Recent data shows the name is currently falling.