| Honorific-Prefix: | Honourable |
| John Mnyika | |
| Honorific-Suffix: | MP |
| Office: | Member of Parliament for Ubungo |
| Term Start: | November 2010 |
| Term End: | November 2015 |
| Predecessor: | Charles N. Keenja |
| Successor: | Saed Kubenea |
| Office1: | Member of Parliament for Kibamba |
| Term Start1: | November 2015 |
| Term End1: | November 2020 |
| Successor1: | Issa Mtemvu |
| Term Start2: | 2021 |
| Predecessor2: | Dr. Vincent Mashinji |
| Nationality: | Tanzanian |
| Party: | CHADEMA |
| Children: | 2 |
| Alma Mater: | University of Dar-es-Salaam |
John John Mnyika is a Tanzanian CHADEMA politician and his party Secretary General.
He was Member of Parliament for Ubungo constituency from 2010 to 2015 and Kibamba constituency from 2015 to 2020.[1]