Sister Margaret Rose Pfeifer, SMP, age 90, of Fargo, ND died August 22, 2017 at St. Aloisius Medical Center in Harvey, ND. A funeral mass will be celebrated at 3:30 PM on Friday, August 25 ^th at Maryvale Convent Chapel in Valley City with Father Donald Leiphon celebrant. Visitation will be held on Thursday from 4:00 PM until 7:30 PM and one hour before the service at Maryvale Convent Chapel Friday afternoon. A vigil service will be held at 7:30 PM Thursday evening at Maryvale Chapel. Interment will be in Maryvale Cemetery.