Leif is a distinctive boys' name in United States, ranking #1329 in 2007 with 128 recorded births. The name reached its all-time peak in 2022 with 290 births ranking #840. Since 1996, the popularity has increased by 43.8%. In 2007, approximately 1 in every 16,213 boys born was named Leif. STABLE Recent data shows the name is currently stable.