Brienna is a distinctive girls' name in United States, ranking #3218 in 2005 with 48 recorded births. The name reached its all-time peak in 1997 with 72 births ranking #1985. Since 1996, the popularity has decreased by 26.2%. In 2005, approximately 1 in every 38,494 girls born was named Brienna. FALLING Recent data shows the name is currently falling.