| Denis Bullough | |
| Fullname: | Denis Reginald Bullough |
| Birth Date: | 29 November 1895 |
| Birth Place: | Wombwell, Yorkshire, England |
| Death Place: | Merseyside, England |
| Death Date: | [1] |
| Position: | Centre forward |
| Clubs1: | Stockport County |
| Years1: | 1919–1921 |
| Years2: | 1921–1922 |
| Clubs2: | Tranmere Rovers |
| Caps2: | 9 |
| Goals2: | 5 |
| Years3: | 1922– |
| Clubs3: | Southport |
Denis Reginald Bullough (29 November 1895 – 3 April 1975) was an English footballer. He was a centre forward at Stockport County from 1919, before moving to Tranmere Rovers in 1921. He was the joint top-scorer for Tranmere in the 1921–22 season – their first in The Football League – netting seven league and cup goals. In 1922 he moved to Southport.