Mary Ann Ploss, 72, of Chatham, New York, died Saturday at St. Peter’s Hospital in Albany, New York, after battling cancer.

Born Oct. 6, 1946, in Pittsfield to the late Yves and Sophie Smith Kergaravat, she attended Lenox High School and was a 1964 graduate. After high school, Mary worked for St. Luke’s Hospital as a medical assistant, lastly working as a custodian for Berkshire Farms School until her retirement in 2011. Mary enjoyed working in her gardens, being outside and enjoying nature. She was a communicant of St. Ann Church.
Mary is survived by her son, Robert D. Ploss II of North Tonawanda, New York; grandchildren Sara M. Ruggiero and Kathryn R. Ploss; great-grandson Logan Ruggiero; brother Peter J. Kergaravat (Diane) of Great Barrington; and nieces and nephews Anita, Al, Bob, PJ and Tony. Besides her parents, Mary was predeceased by her sister, Jean.
The funeral for Mrs. Mary Ann Ploss will be held Friday, May 24, 2019, at 10:30 a.m. from the Roche Funeral Home followed by A Liturgy of Christian Burial at St. Ann Church with Monsignor John Bonzagni officiating. Calling hours will precede the funeral from 9 to 10:30 a.m. In lieu of flowers, donations in Mary’s memory may be made to the St. Peter’s Hospital Cancer Center in care of the Roche Funeral Home, 120 Main St., Lenox, MA 01240. To share memories and stories, visit rochefuneralhome.com.