| Robert Duncan | |
| Fullname: | Robert Duncan |
| Birth Date: | 27 November 1891 |
| Birth Place: | Kew, Victoria |
| Death Place: | Prahran, Victoria |
| Originalteam: | Beverley |
| Height: | 179 cm |
| Weight: | 84 kg |
| Statsend: | 1909 |
| Years1: | 1909 |
| Games Goals1: | 1 (0) |
Robert Duncan (27 November 1891 – 9 November 1984) was a former Australian rules footballer who played with Richmond in the Victorian Football League (VFL).[1]