Bj is a distinctive boys' name in United States, ranking #5707 in 2001 with 12 recorded births. This places Bj in the top 46% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 15 births ranking #4200. Since 1996, the popularity has decreased by 20.0%. In 2001, approximately 1 in every 161,903 boys born was named Bj. RISING Recent data shows the name is currently rising.