Seif is a distinctive boys' name in United States, ranking #6190 in 2003 with 12 recorded births. This places Seif in the top 49% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 16 births ranking #5675. In 2003, approximately 1 in every 164,606 boys born was named Seif. STABLE Recent data shows the name is currently stable.