Rudolf Deng Majak was born on November 1, 1940, in Awac, Sudan and died on March 5, 2017.

He was a Roman Catholic bishop.

During 1970, Majak was ordained in Rumbek to the priesthood.

During 1992, Majak became the Apostolic Administrator of Wau.

He served as bishop of the Roman Catholic Diocese of Wau, South Sudan from 1995 until his death.

Rudolf Deng Majak passed away at 76 years old.