Fred John Wiencek, 69, of Darien. Vietnam War Veteran. Beloved husband of Dorothy for 44 years.  Loving father of Gregory Lee Wiencek and Frank Richard Schoiber.  Devoted grandfather of Frankie Schoiber.  Loving son of the late Michael and Anna Wiencek.  Dear brother of Donald (Diane), Ronald (Joan), the late Joseph (late Florence) Wiencek and the late Irene (late Bennie) Stasiak.  Loving son-in-law of the late Edwin and Dorothy Gimnig.  Dear brother-in-law of Edwin J. (Martha) Gimnig, Carolyn C. (late Donald) Wangrow and the late Robert W. Gimnig.  Fond uncle of many.  Visitation 2 to 9pm Sunday, March 8th at Hallowell & James Funeral Home, 301-75th St. (at Fairview Ave.), Downers Grove.  Prayers 9:30am Monday, March 9th at the funeral home to Our Lady of Peace Catholic Church, Darien for Mass at 10am.  Interment Queen of Heaven Cemetery.  In lieu of flowers, memorial contributions to Wounded Warrior Project or Mercy Home for Boys & Girls appreciated.  Fred had just recently retired from INX International Ink Co., West Chicago after 51 years of service.  Funeral home phone 630/964-6500 or www.hjfunerals.com