Baldwin of Flanders may refer to:
Baldwin I, Count of Flanders (died 879) Baldwin II, Count of Flanders ( 865–918) Baldwin III, Count of Flanders ( 940–962) Baldwin IV, Count of Flanders ( 980–1035) Baldwin V, Count of Flanders (1012–1067) Baldwin VI, Count of Flanders ( 1030–1070) Baldwin VII, Count of Flanders (1093–1119) Baldwin VIII, Count of Flanders (1150–1195), also Baldwin V, Count of Hainaut Baldwin IX, Count of Flanders (1172–1205), also Baldwin VI, Count of Hainaut, a leader of the Fourth Crusade and Baldwin I, Latin Emperor
See also Baldwin of Jerusalem