Mathiesen is a Danish-Norwegian patronymic surname meaning "son of Mathies". Several spelling variants are used, including Matthiesen, Matthiessen, Mathisen, Matthisen. A similar diversity of forms exist for the parallel given name Mathias. There are several people with the surname Mathiesen:Árni Mathiesen, Icelandic politician Børge Mathiesen (1918–1962), Danish football player Brian Vad Mathiesen,, Danish engineer and professor Charles Mathiesen (1911–1994), Norwegian speed skater Mathiesen family, a Norwegian business family, including Christian Pierre Mathiesen (1870–1953), Norwegian politician for the Conservative Party Haagen Mathiesen (1759–1842), Norwegian timber merchant, ship-owner and politician. Haaken C. Mathiesen (1827–1913), Norwegian landowner and businessperson Haaken L. Mathiesen (1858–1930), Norwegian landowner and businessperson Jørgen Mathiesen (1901–1993), Norwegian landowner and businessperson Hein-Arne Mathiesen, Norwegian ski jumper Mattis Mathiesen, Norwegian photographer and film director Mihkel Mathiesen (1918–2003), Estonian politician Niels Mathiesen (1829–1900), Norwegian politician and merchant Pål Mathiesen, Norwegian musician Per Mathiesen (1885–1971), Norwegian gymnast Thomas Mathiesen, Norwegian sociologist
