Briley is a distinctive girls' name in United States, ranking #1596 in 2003 with 121 recorded births. The name reached its all-time peak in 2009 with 485 births ranking #622. Since 1996, the popularity has increased by 188.1%. In 2003, approximately 1 in every 15,100 girls born was named Briley. FALLING Recent data shows the name is currently falling.