Simonsen

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


 * Allan Simonsen (born 1952), Danish football player
 * Allan Simonsen (racing driver) (1978–2013), Danish racing driver
 * Bengt Simonsen (racewalker) (born 1958), Swedish racewalker
 * Fanny Simonsen (c. 1835–1896), French-born soprano in Australia
 * Iluska Pereira da Cunha Simonsen (1941–2017), Brazilian chess master
 * Jan Simonsen (1953–2019), Norwegian politician
 * John Ditlev-Simonsen (1898–1967), Norwegian sailor
 * Karen Simonsen, Canadian judge
 * Lasse Simonsen (born 1953), Norwegian law professor
 * Mário Henrique Simonsen (1935–1997), Brazilian economist, professor, banker, and finance minister
 * Martin Simonsen (c. 1829–1899), Danish-born violinist and impresario in Australia
 * Mikael Simonsen (1882–1950), Danish rower
 * Olaf Ditlev-Simonsen (1897–1978), Norwegian sailor
 * Per Ditlev-Simonsen (born June 12, 1932), Norwegian politician
 * Peter Simonsen (born 1959), New Zealand football player
 * Redmond A. Simonsen (1942–2005), American graphic artist
 * Renée Simonsen (born 1965), Danish model
 * Rudolph Simonsen (1889–1947), Danish composer
 * Steve Simonsen (born 1979), English football goalkeeper
 * Thorkild Simonsen (1926–2022), Danish politician
 * Wallace Cochrane Simonsen (1884–1955), Brazilian banker