Surname Renaer (Renaer 
) , across the world, is a very rare cognomen. The surname Renaer is habitual in Belgium, where it is a rare surname, and Chile, where it is an extremely rare surname. Much less frequently, Renaer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Renaer | Chile, Belgium, Brazil |
| thierry renaer field hockey player, BE (b. 1976) |
|