Brynna is a distinctive girls' name in United States, ranking #1716 in 2013 with 121 recorded births. The name reached its all-time peak in 2011 with 171 births ranking #1349. Since 1996, the popularity has increased by 137.3%. In 2013, approximately 1 in every 14,499 girls born was named Brynna. FALLING Recent data shows the name is currently falling.