Josef is a distinctive boys' name in United States, ranking #804 in 1997 with 183 recorded births. This places Josef in the top 7% of ranked US boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 1999 with 220 births ranking #738. In 1997, approximately 1 in every 10,301 boys born was named Josef. FALLING Recent data shows the name is currently falling.