Worldwide, เรล (Ren 
, เรล 
) is a common dominantly masculine, but uncommonly female given name. The first name เรล is characteristic of Germany, where it is quite a common masculine name, Israel, where it is quite a common predominantly male, but very infrequently feminine name, and the Democratic Republic of the Congo, where it is quite a rare unisex name. Not in comparison with a country's population, the name is most common in Germany, Indonesia, and the Democratic Republic of the Congo. Much more frequently, เรล is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ren | Germany, United States, Indonesia, Malaysia, China |
| เรล | Thailand |
เรล is also a popular name for the fictitious and mythical characters: Ren Hazuki , the fictional character from Love Live! Superstar!!; Joker , the fictional character in Persona 5, Super Smash Bros. Ultimate; Wang Ren , the Dream of the Red Chamber character; Ren Tao , the Shaman King character and Ren Shimosawa , the fictional character in the television series Heroes Reborn, and in many other works.