Robert I, Count of Flanders
Years: 1035 - 1093
Robert I of Flanders (c. 1035–1093), known as Robert the Frisian, is count of Flanders from 1071 to his death in 1093.
Robert I of Flanders (c. 1035–1093), known as Robert the Frisian, is count of Flanders from 1071 to his death in 1093.