Raj Kumar Singh
52 candidacies between 1962 and 2025, 2 won, across 46 constituencies.
Constituencies contested
47 distinct seats
| Constituency | State | House | Contested | Won | Last fought |
|---|---|---|---|---|---|
| MATIHANI | Bihar | AE | 2 | 1 | 2025 |
| HAJIPUR | Bihar | AE | 1 | 0 | 2025 |
| JAMSHEDPUR EAST | Jharkhand | AE | 1 | 0 | 2024 |
| HAZARIBAGH | Jharkhand | AE | 1 | 0 | 2024 |
| Rampur-Baghelan | Madhya Pradesh | AE | 1 | 0 | 2023 |
| BABUBARHI | Bihar | AE | 1 | 0 | 2020 |
| NALANDA | Bihar | AE | 1 | 0 | 2020 |
| JHANJHARPUR | Bihar | LS | 1 | 0 | 2019 |
| VAISHALI | Bihar | AE | 1 | 0 | 2015 |
| LUCKNOW | Uttar Pradesh | LS | 1 | 0 | 2014 |
| ARRAH | Bihar | LS | 1 | 1 | 2014 |
| CHARKHARI | Uttar Pradesh | AE | 1 | 0 | 2012 |
| MAU | Uttar Pradesh | AE | 1 | 0 | 2012 |
| COLGONG | Bihar | AE | 1 | 0 | 2005 |
| NAWAPARA | Odisha | AE | 1 | 0 | 2004 |
| MADHOGARH | Uttar Pradesh | AE | 1 | 0 | 2002 |
| BISAULI | Uttar Pradesh | AE | 1 | 0 | 2002 |
| KATIHAR | Bihar | LS | 1 | 0 | 1998 |
| MUZAFFARPUR | Bihar | LS | 1 | 0 | 1996 |
| VAISHALI | Bihar | LS | 1 | 0 | 1996 |
| GAYA TOWN | Bihar | AE | 2 | 0 | 1995 |
| AURANGABAD | Bihar | AE | 1 | 0 | 1995 |
| JHARIA | Bihar | AE | 1 | 0 | 1995 |
| MODINAGAR | Uttar Pradesh | AE | 1 | 0 | 1993 |
| CHITRAKOOT | Madhya Pradesh | AE | 1 | 0 | 1993 |
| PATIALI | Uttar Pradesh | AE | 1 | 0 | 1993 |
| BAREILLY CANTONMENT | Uttar Pradesh | AE | 1 | 0 | 1993 |
| MISRIKH | Uttar Pradesh | AE | 1 | 0 | 1991 |
| SAMBHAL | Uttar Pradesh | LS | 3 | 0 | 1991 |
| SURAJGARHA | Bihar | AE | 1 | 0 | 1990 |
| LAKHISARAI | Bihar | AE | 1 | 0 | 1990 |
| MANDU | Bihar | AE | 1 | 0 | 1990 |
| GOKUL | Uttar Pradesh | AE | 1 | 0 | 1989 |
| MORADABAD WEST | Uttar Pradesh | AE | 1 | 0 | 1989 |
| ATRAULI | Uttar Pradesh | AE | 1 | 0 | 1985 |
| HISUA | Bihar | AE | 1 | 0 | 1985 |
| IGLAS | Uttar Pradesh | AE | 1 | 0 | 1985 |
| BARH | Bihar | LS | 1 | 0 | 1984 |
| BIKAPUR | Uttar Pradesh | AE | 1 | 0 | 1980 |
| CHURAHAT | Madhya Pradesh | AE | 1 | 0 | 1977 |
| PILIBHIT | Uttar Pradesh | AE | 2 | 0 | 1977 |
| HAIDERABAD | Uttar Pradesh | AE | 1 | 0 | 1977 |
| HARDOI | Uttar Pradesh | AE | 1 | 0 | 1977 |
| BARHARA | Bihar | AE | 1 | 0 | 1972 |
| KHARAGPUR | Bihar | AE | 1 | 0 | 1969 |
| BISALPUR | Uttar Pradesh | AE | 1 | 0 | 1969 |
| NAWABGANJ | Uttar Pradesh | AE | 1 | 0 | 1962 |
