|Location||Weller's Arsenal, Trade District, Stormwind City|
|Relative(s)||Marda Weller (wife)|
Gunther Weller is the co-owner of Weller's Arsenal with his (assumed) wife Marda Weller. He is a weapons vendor and can be found in their shop near the Stormwind auction house, just off the main square in the trade district of Stormwind City.
- His name may be a reference to characters Gunther von Kleist and Conrad Weller, both expert swordsmen from the Japanese anime Kyo Kara Maou!.
- He may be a relation of Martha Weller.