Trevor is a distinctive boys' name in England & Wales, ranking #1047 in 2005 with 20 recorded births. This places Trevor in the top 21% of ranked UK boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 33 births ranking #538. In 2005, approximately 1 in every 15,472 boys born was named Trevor. FALLING Recent data shows the name is currently falling.