Gulbrandsen is a surname. Notable people with the surname include:
Bjørn Gulbrandsen (1927–1988), Norwegian ice hockey playerBjørn Oscar Gulbrandsen (1925–2011), Norwegian ice hockey player and yacht racerChristine Gulbrandsen (born 1985), singer and Norwegian entrant in the 2006 Eurovision Song ContestFredrik Gulbrandsen (born 1992), Norwegian footballerHåkon Gulbrandsen (born 1969), Norwegian diplomat and politician for the Socialist Left PartyHans Martin Gulbrandsen (1914–1979), Norwegian sprint canoeistIngrid Gulbrandsen (1899–1975), Norwegian figure skaterJan Gulbrandsen (1938–2007), Norwegian hurdler and sports officialKate Gulbrandsen (born 1965), Norwegian singerNiclas Gulbrandsen (1930–2013), Norwegian printmakerParley Gulbrandsen (born 1889), Norwegian missionary to China with the Norwegian Evangelical MissionPer Gulbrandsen (1897–1963), Norwegian rower who competed in the 1920 Summer OlympicsRagnhild Gulbrandsen (born 1977), retired Norwegian football striker from TrondheimSolveig Gulbrandsen (born 1981), Norwegian footballer from OsloThor-Eirik Gulbrandsen (born 1940), Norwegian politician for the Labour Party