Brennah is a distinctive girls' name in United States, ranking #7802 in 2008 with 16 recorded births. The name reached its all-time peak in 2001 with 41 births ranking #3320. Since 1996, the popularity has decreased by 11.1%. In 2008, approximately 1 in every 118,170 girls born was named Brennah. FALLING Recent data shows the name is currently falling.