Trevor is a distinctive girls' name in United States, ranking #6469 in 1997 with 15 recorded births. This places Trevor in the top 40% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 22 births ranking #5733. Since 1996, the popularity has increased by 15.4%. In 1997, approximately 1 in every 116,044 girls born was named Trevor. STABLE Recent data shows the name is currently stable.