Worldwide, เร็ว (Reo 
, Peppy 
, เร็ว 
) is quite a common epicene first name. The forename เร็ว is habitual in Philippines, where it is quite a rare mostly male, but uncommonly girly name, Indonesia, where it is quite a rare unisex name, and United Arab Emirates, where it is a rare boy's name. In absolute terms, it is the most numerous in Indonesia, Philippines, and the United States. Likewise, เร็ว is the last name as well as the forename.
เร็ว is also a name for the fictitious and mythical characters: Peppy Hare , the fictional character from the Star Fox series, Starlink: Battle for Atlas and Reo Mibuchi , the character from Kuroko's Basketball.