Brennah is a distinctive girls' name in United States, ranking #10093 in 2009 with 11 recorded births. The name reached its all-time peak in 2001 with 41 births ranking #3320. Since 1996, the popularity has decreased by 38.9%. In 2009, approximately 1 in every 166,988 girls born was named Brennah. FALLING Recent data shows the name is currently falling.