Sister Marianna Kosior, OSF, died on December 11, 2021 at St. Francis Convent, Springfield, Illinois.

Sister Marianna, the former Gloria Kosior, was born in Whiting, IN, on August 4, 1922, the daughter of Albert and Anne (Skrabala) Kosior. She entered the Congregation on September 8, 1943, and professed her religious vows on June 13, 1946.

Sister Marianna received a Bachelor of Science Degree in Dietetics from Fontbonne College in 1949 followed by an Internship in Dietetics at St. Mary’s Hospital, Rochester, MN. She earned a Master’s Degree in Administration from Notre Dame University in 1981.

Sister Marianna served as a Dietitian at HSHS hospitals in Illinois and Wisconsin early in her career. From1962-1968, she was the Administrator of St. Anthony’s Memorial Hospital, Effingham, IL. She served as Administrator of St. Mary’s Hospital, Decatur, IL from 1968-1969. From 1969-1979 she served as a Provincial Councilor and Provincial Superior. She founded Hospital Sisters Health System (HSHS) in 1978 and served as Executive Vice President 1979-1980 when she assumed the role of President until 1989. She was the Convent Librarian for many years and retired from active ministry in 2016.

She was preceded in death by her parents, a brother, James Kosior, two sisters: Loraine Duray and Rose Marie Koopman.

She is survived by a brother, Albert Kosior, Crown Point, IN, a niece and a nephew, and her Franciscan Sisters with whom she shared her life for over 77 years.

Visitation will be held at St. Francis Convent from 4-7 p.m. with a Wake Service at 6 p.m. on December 14. The Eucharistic Celebration and Rite of Christian Burial will be celebrated by Father Dennis Koopman, OFM on December 15 at 9 a.m. in the St. Clare of Assisi Adoration Chapel at St. Francis Convent. Burial will follow in Crucifixion Hill Cemetery.

To read her feature from 2006, please click here.

Butler Funeral Home is in charge of arrangements.