Gissur or Gizur is an Icelandic given name, originally from Old Norse . Notable persons with that name include: Gizur, a King of the Geats Gissur Teitsson, known as Gissur the White, 11th century Icelandic chieftain Gissur Ísleifsson (1042–1118), second bishop of Iceland, and grandson of Gissur Teitsson Gissur Þorvaldsson (1208–1268), Icelandic chieftain Gissur Einarsson ( 1512–1548), Icelandic bishop
See also Gissurarson