| Krishan Ballabh Prasad | |
| Birth Place: | Islampur, Bihar |
| Nationality: | Indian |
| Occupation: | Politician social work |
| Children: | Rakesh Kumar Raushan |
| Office: | Member of Bihar Legislative Assembly |
| Constituency: | Islampur[1] |
| Term Start: | 1977 |
| Term End: | 1980 |
| Predecessor: | Ramsharan Prasad Singh |
| Successor: | Pankaj Kumar Sinha |
| Constituency1: | Islampur |
| Term Start1: | 1990 |
| Term End1: | 1995 |
| Predecessor1: | Ram Swaroop Prasad |
| Successor1: | Self |
| Constituency2: | Islampur[2] |
| Term Start2: | 1995 |
| Term End2: | 2000 |
| Successor2: | Ramswaroop Prasad |
| Party: | Communist Party of India |
Krishan Ballabh Prasad was an Indian politician who was elected as a member of Bihar Legislative Assembly from Islampur constituency several times from 1977 to 2000, as a member of Communist Party of India.[3] [4]