Nancy A. Duncan, 65, grew up in Libertyville, IL and lived in Crystal Lake, IL and Nashville, TN. She was a talented writer, gifted computer programmer and a kind, gentle soul and will be greatly missed. She was preceded in death by her parents Margery and Raymond Duncan. She is survived by her daughter Lilias Duncan Wojcik (Brandon), sister Carolyn Cotter (John), sister Martha Marsey (Bill), brother John Duncan (Beth), and niece and nephew Lindsay Duncan Schwisow (Patrick) and Ian Duncan, and many other family members and friends. A memorial service will be held at McMurrough Funeral Chapel, Ltd., 101 Park Place (Route 176, one block east of Milwaukee Ave.), Libertyville, IL on Saturday, January 16th at 11:00am. The family will welcome friends during visitation from 9:00 - 11:00am at the funeral chapel. In lieu of flowers, donations can be made to the Central IL Humane Society in Normal, IL and the First Congregational Church of Crystal Lake, IL. Funeral information, 847-362-2626. Please sign the guestbook at libertyvillefuneralhome.com.