| William Buchanan | |
| Fullname: | William Duncan Buchanan |
| Birth Date: | 27 July 1911 |
| Birth Place: | Balfron, Scotland |
| Position: | Right half |
| Years1: | 1935–1940 |
| Clubs1: | Queen's Park |
| Caps1: | 91 |
| Goals1: | 4 |
| Nationalyears1: | 1936–1939 |
| Nationalteam1: | Scotland Amateurs |
| Nationalcaps1: | 5 |
| Nationalgoals1: | 0 |
William Duncan Buchanan (27 July 1911 – 1985) was a Scottish amateur football right half who made over 90 appearances in the Scottish League for Queen's Park.[1] He represented Scotland at amateur level.[2]