| Jim Karthaus | |
| Fullname: | James Stoddart Karthaus |
| Birth Date: | 23 June 1898 |
| Birth Place: | Bairnsdale, Victoria |
| Originalteam: | Richmond United Team |
| Height: | 173 cm |
| Weight: | 67 kg |
| Position: | Wing |
| Statsend: | 1924 |
| Years1: | 1920–24 |
| Games Goals1: | 26 (2) |
James Stoddart Karthaus (23 June 1898 – 20 October 1989) was a former Australian rules footballer who played with Richmond in the Victorian Football League (VFL).[1]
Karthaus later played with Camberwell in the Victorian Football Association (VFA).