Mary ""Betty"" Elizabeth Lang passed away peacefully August 21, 2017. She was 91. Mother of Judith (Matt) Lacy, Lisa Lang, Marvinetta (Kevin) Hartwig, Connie (Jim) Gross, Eric Lang. Grandmother of 6 and Great-Grandmother to one. Mary is preceded in death by her husband Marvin V. Lang and son Robert W. Lang. Visitation on Saturday, 8/26/17 at 4 pm, followed by a Rosary Service at 5 pm at the Horan & McConaty Family Chapel, 5303 E. County Line Rd., Centennial. Funeral Mass Monday, 8/28/2017 at 11:30 am at St Thomas More Catholic Church, 8035 S. Quebec Street, Centennial. Interment at Mt. Olivet Cemetery. Memorial donations may be made in Mary's honor Little Sisters of the Poor or to Denver Hospice. Please share memories of Mary and condolences with her family by signing the guestbook below.