Seip is a surname. Notable people with the surname include:

Andreas Martin Seip (1790–1850), Norwegian military officer and politician Anne-Lise Seip (born 1933), 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) (1920–2012), Norwegian professor and politician Hans Martin Seip (born 1937), 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 (born 1962), Norwegian mathematician Marcel Seip (born 1982), Dutch footballer Tim Seip (born 1969), American politician

See also Seip mountain, Norway, named after Karl Seip Seip House, in Chillicothe, Ohio, on the National Register of Historic Places Search engine image protection, designed to protect a company or brand against negative publicity Seipsville Hotel, also known as Seip's Hotel or Seip's Tavern