Bren is a distinctive girls' name in United States, ranking #10949 in 2007 with 10 recorded births. This places Bren in the bottom 47% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1999 with 12 births ranking #7794. In 2007, approximately 1 in every 192,245 girls born was named Bren. FALLING Recent data shows the name is currently falling.