Mary Ann Osentoski

 MARY ANN OSENTOSKI

Mary Ann Osentoski, 67, of Cass City, passed away on Tuesday, January 13, 2026 at the Huron County Medical Care Facility. She was born October 8, 1958 in Ubly to David and Eleanore (Ostrowski) Osentoski.

Mary Ann grew up in Ubly and graduated in 1976. After receiving her Bachelor’s degree from Saginaw Valley State College she worked as a Social Worker for many years eventually retiring from Sanilac County Community Mental Health in the early 2000’s. She loved helping the many families she served. Mary Ann was a woman who cherished her faith in God and was an active member at Our Lady Consolata Parish, Cass City. She was also a devoted Detroit Tigers fan and a cat lover. She loved her family and friends dearly, and is now rejoicing in Heaven with her beloved family.

Mary Ann is survived by her brother, Richard Osentoski; sister, Evelyn Clor; many nieces and nephews. She is preceded in death by her parents; sister, Elizabeth Osentoski; brothers: Kenneth Osentoski, Donald Osentoski; brother-in-law, Richard Clor.

 A memorial mass will be held at 10:00 a.m. Saturday, March 28, 2026 in Our Lady Consolata, Cass City with Fr. Robert Pare officiating. Interment will be held at a later date in St. John Cemetery, Ubly. Memorials may be made to The Child Advocacy Center of Tuscola County. 

Visitation: 9:00 am to 10:00 am Saturday, March 28, 2026 in Our Lady Consolata, Cass City

 Arrangements by Kranz Funeral Home, Cass City