The Most Reverend John C. O'Riordan, Bishop Emeritus, C.S.Sp., COR (6 January 1924 – 22 November 2016) was Bishop of the Catholic Diocese of Kenema in Sierra Leone.
John C. O’Riordan CSSp (* 6. Januar 1924 in , County Limerick, Irland; † 22. November 2016) war ein irischer Ordensgeistlicher und römisch-katholischer Bischof von Kenema in Sierra Leone. (de)
The Most Reverend John C. O'Riordan, Bishop Emeritus, C.S.Sp., COR (6 January 1924 – 22 November 2016) was Bishop of the Catholic Diocese of Kenema in Sierra Leone. (en)