Trey is a distinctive boys' name in England & Wales, ranking #588 in 2012 with 60 recorded births. The name reached its all-time peak in 2010 with 64 births ranking #536. Since 1996, the popularity has increased by 300.0%. In 2012, approximately 1 in every 5,807 boys born was named Trey. FALLING Recent data shows the name is currently falling.