| Duncan Stewart | |
| Fullname: | Duncan Smart Stewart |
| Birth Date: | 8 September 1900 |
| Birth Place: | Dundee, Scotland |
| Height: | 5inchesft8inchesin (ftin) |
| Position: | Full-back |
| Years1: | 1922–1923 |
| Clubs1: | Sunderland |
| Caps1: | 1 |
| Goals1: | 0 |
| Years2: | 1923–1925 |
| Clubs2: | Southend United |
| Caps2: | 1 |
| Goals2: | 0 |
Duncan Smart Stewart (8 September 1900 – after 1924) was a Scottish professional footballer who played as a full-back for Sunderland.[1]