Mary Ann Kosier, 90, of  Ridgeville Corners, OH passed away on, Saturday, November 23, 2019 at the Northcrest Rehab and Nursing in Napoleon, OH.. She was born on May 6, 1929 to Frank and Mary (Schindler) Miller in Defiance, OH.  In 1960 she married Darold Kosier who preceded her in death in 1986. Mary was a member of St. Casper's Catholic Church in Wauseon, OH. She is survived by several nieces and nephews.

Mary was preceded in death by her parents, husband, brothers, Frances Miller and Herb Miller, nieces, Becca Miller and Cindy Brenner, great-great nephew, Miller Merillat and special friend, Marlin Wyse. Mass of Christian Burial will be held on Tuesday, November 26, 2019, at 10:00 am at the St. Michael Catholic Church, with Fr. Jacob Gordon, officiating. Burial will take place in the St. Michaels Catholic Cemetery. Memorials are suggested to the charity of the donor's choice. Online condolences can be given at www.Schafferfh.com.