Father William Dennis Mannion, 78, died Jan. 20. He was pastor emeritus of Our Lady of Hope Parish, Rosemont, and was a resident at the Presence St. Benedict Nursing and Rehabilitation Center in Niles.

Born in Chicago, he He attended St. Dorothy School, Quigley Preparatory Seminary and the University of St. Mary of the Lake/ Mundelein Seminary before being ordained in 1963.

Father Mannion served as assistant pastor of St. Emeric, Country Club Hills (1963- 1967); Holy Name Cathedral (1967-1975); St. Christina (1975-1977); and St. John of the Cross, (1977-1988). During this time, Father Mannion served as defender of the bond at the Metropolitan Tribunal, as well as a member of the Diocesan Clergy Personnel Board (Priests’ Placement Board). He was named pastor of St. Athanasius Parish in Evanston in 1989.

Ten years later, Father Mannion became pastor of Our Lady of Hope Parish and served there until his retirement in 2008, when he was named pastor emeritus.

Father Mannion is survived by his brother, Robert Mannion.