Brienne is a distinctive girls' name in United States, ranking #4652 in 1998 with 23 recorded births. The name reached its all-time peak in 2017 with 35 births ranking #4157. Since 1996, the popularity has decreased by 23.3%. In 1998, approximately 1 in every 76,821 girls born was named Brienne. FALLING Recent data shows the name is currently falling.