Surname Gerd-Rainer (Gerd-Rainer 
) , all over the world, is an extremely rare last name. The cognomen Gerd-Rainer is characteristic of Southern Europe, particularly Spain, where it is an extremely rare surname. Much more prevalently, Gerd-Rainer is the forename as well as the last name. Parts of the name also exists independently as a first name Gerd, and a first name Rainer.
| VARIANT | COUNTRY |
|---|---|
| Gerd-Rainer | United Kingdom, Spain, France, Germany, United States |