Sr. Mary Lois Carey, OP

Sister Mary Lois Carey, OP, died March 19, 2024, at St. Dominic Villa, Hazel Green, Wis. Her remembering and funeral Mass will be held Tuesday, March 26, at 1:30 p.m. in St. Dominic Villa Chapel. Interment will follow at St. Clara Cemetery, Sinsinawa, Wis. Miller Funeral Home, East Dubuque, Ill., is handling arrangements.

Sister Mary Lois was born July 2, 1931, to Thomas and Elizabeth (Mahon) Carey in Wausau, Wis. She made profession as a Dominican Sister of Sinsinawa in 1951 and was given the religious name of Sister Thomaselle. She received a BA in history from Rosary College, River Forest, Ill.; an MA in education and elementary administration from Loras College, Dubuque, Iowa; and an MA in applied theology from the School of Applied Theology, Berkley, Calif.

Sister Mary Lois’ ministry was dedicated to education and spiritual care. In Illinois, she was a teacher at St. Thomas the Apostle School and St. Sabina School, both Chicago. She was principal at Visitation School, Kewanee, and St. Thomas School, Peoria Heights. She also served as principal at Our Lady of Refuge School, Bronx, N.Y. In Iowa, she taught at St. Joseph School, Dubuque. In Wisconsin, she taught at Queen of Peace School, Madison. In Oakland, Calif., she taught at Bishop O’Dowd High School, was administrator and spiritual director at Spiritual Growth Center, and served as support staff at the School of Applied Theology. Sister Mary Lois was also a volunteer at the Dominican Ashram, Adrian, Mich., and assistant to the prioress at the Dominican Center, Spokane, Wash.

Sister Mary Lois was preceded in death by her parents; two brothers, Robert and John; and two sisters, Joyce Simon and Sinsinawa Dominican Sister Cecilia Carey, OP. She is survived by a brother, Mark, and her Dominican Sisters. Memorials may be made to the Dominican Sisters of Sinsinawa, 585 County Road Z, Sinsinawa, Wis., or given online at

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