Brannen is a distinctive boys' name in United States, ranking #12326 in 2015 with 5 recorded births. The name reached its all-time peak in 2002 with 21 births ranking #3928. Since 1996, the popularity has decreased by 50.0%. In 2015, approximately 1 in every 383,252 boys born was named Brannen. RISING Recent data shows the name is currently rising.