Briley is a distinctive girls' name in United States, ranking #655 in 2010 with 447 recorded births. The name reached its all-time peak in 2009 with 485 births ranking #622. Since 1996, the popularity has increased by 964.3%. In 2010, approximately 1 in every 3,976 girls born was named Briley. FALLING Recent data shows the name is currently falling.