| John Duffus | |
| Fullname: | John Murison Duffus |
| Birth Date: | 10 May 1901 |
| Birth Place: | Aberdeen, Scotland |
| Death Place: | Stockport, England |
| Position: | Forward |
| Youthclubs1: | Aberdeen Richmond |
| Years1: | 1919–1920 |
| Years2: | 1921–1922 |
| Years3: | 1922–1923 |
| Years4: | 1923–1924 |
| Years5: | 1924–1925 |
| Years6: | 1927–1928 |
| Clubs1: | Dumbarton[1] |
| Clubs2: | Millwall |
| Clubs3: | Clapton Orient |
| Clubs4: | Tottenham Hotspur |
| Clubs5: | Norwich City |
| Clubs6: | Stockport County |
| Caps1: | 5 |
| Goals1: | 0 |
John Murison Duffus (10 May 1901 – 18 September 1975) was a Scottish footballer who played for Dumbarton, Millwall, Clapton Orient, Tottenham Hotspur, Norwich City and Stockport County.[2]