Leith is a distinctive boys' name in United States, ranking #6029 in 2022 with 15 recorded births. This places Leith in the top 42% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2018 with 23 births ranking #4431. Since 1996, the popularity has increased by 66.7%. In 2022, approximately 1 in every 116,292 boys born was named Leith. FALLING Recent data shows the name is currently falling.