Seip is a surname. Notable people with the surname include:Andreas Martin Seip (1790–1850), Norwegian military officer and politician Anne-Lise Seip, Norwegian historian and former politician Didrik Arup Seip (1884-1963), Norwegian professor of northern Germanic languages Hans Kristian Seip (1881-1945), Norwegian engineer and politician Hans Kristian Seip (forester), Norwegian professor and politician Hans Martin Seip, Norwegian chemist Helge Seip (1919-2004), Norwegian politician Jens Arup Seip (1905-1992), Norwegian historian, husband of Anne-Lise Seip Karl Seip (1850-1909), Norwegian priest, educator, and briefly Minister of Education and Church Affairs Kristian Seip, Norwegian mathematician Marcel Seip, Dutch footballer Tim Seip, American politician