Josef is a distinctive boys' name in United States, ranking #846 in 2005 with 218 recorded births. This places Josef in the top 6% 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. Since 1996, the popularity has increased by 24.6%. In 2005, approximately 1 in every 9,161 boys born was named Josef. FALLING Recent data shows the name is currently falling.