John Joseph Njenga (25 December 1928 – 4 November 2018) was a Roman Catholic prelate who was the Archbishop of the Roman Catholic Archdiocese of Mombasa from 1990 until his age-related retirement in 2005. Before that, from 1988 until 1990, he was the Bishop of Mombasa before the diocese was elevated to an archdiocese. Prior to Mombasa, he served as the Bishop of the Roman Catholic Diocese of Eldoret from 1970 until 1988. He was appointed bishop on 19 October 1970 by Pope Paul VI. He died on 4 November 2018, as the Archbishop Emeritus of Mombasa, Kenya, one month shy of his 90th birthday.
Background and education
He was born on 25 December 1928 to Peter Kimani and Maria Wanjiru in Tigoni, Kiambu County, Kenya. He attended primary school in his home area. He completed secondary school at Mang'u High School in Kiambu County. He studied both philosophy and theology at a seminary at Kibosho, Kilimanjaro Region in Tanzania, before he was ordained a priest in 1957.
Later, he graduated with a master's degree in social studies from the University of London and with a Doctor of Canon Law degree from the Pontifical Urban University in Rome, Italy.