Briley is a distinctive girls' name in United States, ranking #622 in 2009 with 485 recorded births. The name reached its all-time peak in 2009 with 485 births ranking #622. Since 1996, the popularity has increased by 1,054.8%. In 2009, approximately 1 in every 3,787 girls born was named Briley. FALLING Recent data shows the name is currently falling.