| Office: | Member of the 10th Lok Sabha, 11th Lok Sabha and 12th Lok Sabha |
| Devi Bux Singh | |
| Birth Date: | 14 May 1940 |
| Birth Place: | Karmi Gadhewa, Unnao district, Uttar Pradesh |
| Spouse: | Kamla Devi Singh (m..1960) |
| Education: | Matriculation Tedha Inter College, Unnao |
| Occupation: | Agriculturist, Trader and Industrialist |
| Residence: | Central Bank Building, Shuklaganj, Unnao district |
| Termstart: | 1991 |
| Termend: | 1999 |
| Constituency: | Unnao |
| Party: | Bharatiya Janata Party |
| Successor: | Deepak Kumar |
| Predecessor: | Anwar Ahmad |
Devi Bux Singh (born 14 May 1940) is an Indian politician. He is a former member of the Lok Sabha for three consecutive terms. He is associated with the Bharatiya Janata Party since 1989.