| Office: | Member of Parliament, Lok Sabha |
| Term Start: | 1996 |
| Term End: | 1998 |
| Predecessor: | Arjun Singh Yadav |
| Successor: | Parasnath Yadav |
| Constituency: | Jaunpur |
| Term Start1: | 1977 |
| Term End1: | 1980 |
| Predecessor1: | Nageshwar Dwivedi |
| Successor1: | Sheo Sharan Verma |
| Constituency1: | Machhlishahr |
| Birth Date: | 1935 1, df=y |
| Birth Place: | Besahupur, Jaunpur district, United Provinces of Agra and Oudh |
| Party: | Bharatiya Janata Party |
| Children: | 3 sons, 2 daughters |
| Father: | Dwarika Singh |
| Education: | Post Graduate |
| Alma Mater: | S.M.S. Vishwavidyalaya, Varanasi T.N. College, Jaunpur |
| Profession: | Transporter, Industrialist, Politician |
Rajkeshar Singh was an Indian politician from Uttar Pradesh who had represented Jaunpur in the Lok Sabha from 1996 to 1998 and Machhlishahr from 1977 to 1980.[1] [2]