Mary Isabell Wellen, 100, passed away at 12:30 a.m. Wednesday, March 24, 2010, at Hamilton Memorial Nursing Center in McLeansboro.She was born in Champaign County on Jan. 20, 1910, a daughter of John Matthias and Elizabeth (Pfieffer) Wilhelm. She married Herman Wellen on April 14, 1931, and he preceded her in death. She was a homemaker.Funeral services will be held at 10 a.m. Saturday at St. John the Baptist Catholic Church in Piopolis; Monsignor Joseph Lawler and Father Slawomir Ptak will conduct the funeral Mass. Interment will follow at St. John's Cemetery in Piopolis.Visitation will be held from 6 to 8 p.m. tonight at Gholson Funeral Home in McLeansboro; a rosary service will be held at 7:45 p.m.Mrs. Wellen is survived by a son, Robert Wellen and wife Pauline of McLeansboro; two daughters, Carrie Schuster of McLeansboro and Gloria Meschnark and husband Glen of McLeansboro; one sister, Elizabeth Hettinger of Monticello; two sisters-in-law, Lena Wilhelm of Pesotum and Bernice Wilhelm of Tolono; five grandchildren, Ron Wellen, Kenneth Schuster, Denise Campbell, Ronda Rogers and Scott Canon; and 10 great-grandchildren.Mrs. Wellen was a member of St. John the Baptist Catholic Church in Piopolis.Memorials may be made to the Alzheimer's Foundation or the Arthritis Foundation and will be accepted at Gholson Funeral Home. Published in the Mt. Vernon Register News from 3/26/2010 - 3/27/2010