Jenista Joakim Mhagama (born 23 June 1967) is a Tanzanian politician belonging to the Chama Cha Mapinduzi party.
She is a Member of Parliament for Peramiho constituency.
In December 2015, she was appointed as a Minister of State in the Prime Minister's Office responsible for Policy, Parliamentary Affairs, Labour, Employment, Youth and the Disabled in President John Magufuli's administration.