Raphael Msunga Chegeni is a Member of Parliament in the National Assembly of Tanzania.

Dr. Chegeni is a Co-President on the Council of Parliamentary Network for Nuclear Disarmament as part of the Middle Power Initiative.

[citation needed] Chegeni attended Nyegezi Seminary, where he received his secondary education to A-Level, graduating in 1985.

He then worked at the Caritas Mwanza as Chief Accountant from 1991-1995, and at the Tanganyika Gold company as Finance Manager from 1997-1998.

Prior to his move to a political career, he worked at Ashanti Goldfields Company as Finance & Admin.