[1] Ssentongo was born on 30 November 1936 in Villa Maria, in present-day Kalungu District, in the Buganda Region of Uganda.
Ssentongo then joined Katigondo Major Seminary for one and half years before he was offered a scholarship to Urbana University in Rome, Italy in 1957.
[2] On 21 December 1963, he was ordained a priest by Cardinal Grégoire-Pierre XV (François) Agagianian†, Cardinal-Priest of San Bartolomeo all’Isola.
[1] He spent his retirement as Bishop Emeritus of Moroto, at Bikira Parish, in the Roman Catholic Diocese of Masaka.
[2] On the night of 11 December 2019, Bishop Emeritus Henry Apaloryamam Ssentongo died at Nsambya Hospital, where he had been admitted earlier.