Rees is a moderately popular boys' name in England & Wales, ranking #415 in 2000 with 52 recorded births. This places Rees in the top 11% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2000 with 52 births ranking #415. Since 1996, the popularity has increased by 147.6%. In 2000, approximately 1 in every 5,638 boys born was named Rees. FALLING Recent data shows the name is currently falling.