All over the world, Gerd-Rainer (Gerd-Rainer 
) is a rare male forename. The given name Gerd-Rainer is habitual in Western Europe, particularly Germany, where it is a rare masculine name. Parts of the name also exists independently as a first name Gerd, and a first name Rainer.
| VARIANT | COUNTRY |
|---|---|
| Gerd-Rainer | Germany, United Kingdom, Spain, United States, France |
| gerd-rainer horn British historian, GB (b. 1955) |
|