Rees is a distinctive boys' name in United States, ranking #5149 in 2011 with 18 recorded births. This places Rees in the top 36% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 36 births ranking #2610. In 2011, approximately 1 in every 105,499 boys born was named Rees. RISING Recent data shows the name is currently rising.