Ulrich III, Count of Helfenstein German count (1250–1315) Parents Ulrich II, Count of Helfenstein Willibirg von Dillingen Children Agnes von Helfenstein John I, Count of Helfenstein Ulrich IV, Count of Helfenstein Siblings Agnes of Helfenstein Willbirg (Wilbirg, Wilpirg) of Helfenstein Partners Adelheid von Graisbach