Leif is a distinctive boys' name in United States, ranking #1245 in 2006 with 135 recorded births. The name reached its all-time peak in 2022 with 290 births ranking #840. Since 1996, the popularity has increased by 51.7%. In 2006, approximately 1 in every 15,223 boys born was named Leif. STABLE Recent data shows the name is currently stable.