(1936-2026)

Sister Ann Marie Petri, formerly known as Sister Joseph Helene Petri, died on Wednesday, January 7, 2026, at the Dominican Life Center in Adrian. She was 89 years of age and in the 69th year of her religious profession in the Adrian Dominican Congregation.

Sister Ann Marie Petri was born in Detroit to Francis and Ernestine (Adey) Petri. She graduated from Little Flower High School in Royal Oak, Michigan, and received a bachelor’s degree in history from Siena Heights College (University) in Adrian, a master’s degree in special education from Wayne State University in Detroit, and a Master of Divinity degree in ministry from the University of Notre Dame in Notre Dame, Indiana. .

Sister Ann Marie ministered for 17 years in education in Clawson, Alpena, Mason, Flint, and Davison, Michigan. She then ministered for 32 years as a religious education coordinator, pastoral minister, and religious education consultant in Davison, Owosso, Grosse Pointe Park, and Gaines, Michigan. Seventeen of those years were at St. Joseph Parish in Gaines. Sister became a resident of the Dominican Life Center in 2023.

Sister Ann Marie was preceded in death by her parents and two aunts, Sister M. Antoinette Petri, OP, and Sister M. Seraphica Petri, OP, both Adrian Dominican Sisters. She is survived by five sisters: Betty Campbell (Jack), Mary Chesnutt (David), Martha Holmes (Howard), Jane Robinson (John), and Joan Stamps (Wayne); other loving family members; and her Adrian Dominican Sisters.

Visitation will be held from 6:30 to 7:00 p.m. on Thursday, January 15, 2026, in the gathering space of St. Catherine Chapel. The Vigil Prayer will be held at 7:00 p.m. Thursday, January 15, 2026, in St. Catherine Chapel. A Funeral Mass will be offered in St. Catherine Chapel at 10:30 a.m. Friday, January 16, 2026. Prayers of Committal will be held in the Congregation Cemetery.

Those not attending services in person are welcome to participate via live stream at https://adriandominicans.org/Live-Stream.

Memorial gifts may be made to Adrian Dominican Sisters, 1257 East Siena Heights Drive, Adrian, MI, 49221. Funeral arrangements are being handled by Anderson-Marry Funeral Home, Adrian.

Sister's Memorial Card (PDF)

Vigil and Funeral Recordings

Note: To view recordings with closed captioning, they must be viewed on our public video library rather than through the links below.

Recording of Sister Ann Marie's Vigil Service - After clicking the link, download the recording by right-clicking on the video choosing "Save video as." Worship Aid (PDF)

Recording of Sister Ann Marie's Funeral Mass - After clicking the link, download the recording by right-clicking on the video choosing "Save video as." Worship Aid (PDF)

 

LEFT: Four generations are represented by baby Ann Marie Petri, held in the arms of her great-grandmother, Anna Blackmore; her mother, Ernestine Petri; and her grandmother, Helena Connolly. MIDDLE LEFT: Ernestine Petri with two of her daughters: Betty, left, and Ann Marie, right. MIDDLE RIGHT: First Holy Communion. RIGHT: Graduation from Little Flower High School, Royal Oak, Michigan, 1954.

MIDDLE: Sister Ann Marie Petri with Bishop Earl Boyea of the Diocese of Lansing. RIGHT: From left, Sisters Joan Hinz, Patricia Johnson, Alice Riegel, Noreen O’Connell, Frances Nadolny, Ann Marie Petri, Mary Jo Sieg, and Mary Ward. 

Members of the 2006 Golden Jubilee August Crowd are: back row, from left, Sisters Jean Harlan, Donna Kustusch, Janet Capone, Ann Marie Petri, and Rosalie Bulanda; middle row, from left, Sisters Joan Christie, Annette Desloover, Ann Englert, Denise Devitt, Hilda Nadine Sheehan, and Ruth Adamites; and front row, from left, Sisters Marilee Ewing, Helen Essa, Joanne Spisz, and Maria Caridad Pinuela.

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