Briony is a distinctive girls' name in United States, ranking #7495 in 2011 with 16 recorded births. This places Briony in the top 38% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2011 with 16 births ranking #7495. In 2011, approximately 1 in every 109,925 girls born was named Briony. STABLE Recent data shows the name is currently stable.