Leif is a distinctive boys' name in United States, ranking #1116 in 2003 with 138 recorded births. The name reached its all-time peak in 2022 with 290 births ranking #840. Since 1996, the popularity has increased by 55.1%. In 2003, approximately 1 in every 14,314 boys born was named Leif. STABLE Recent data shows the name is currently stable.