Janson is a surname, and may refer to:Agnes Janson (1861–1947), Swedish mezzo-soprano singer Aleksander Janson (1881–1939), Estonian politician Alfred Janson (1937–2019), Norwegian pianist and composer Andrew Janson (1935–2007), South African rugby union footballer Anton Janson (1620–1687), Dutch printer and typographer after whom the font "Janson" is named Astrid Janson, Canadian set and costume designe August Janson (1870–1925), Estonian politician Bengan Janson, Swedish accordionist Beth Janson, Canadian film industry executive Cassidy Janson, British actress Charles Auguste Marie Joseph, Comte de Forbin-Janson (1785–1844), French Bishop of Nancy and Toul, and founder of the Association of the Holy Childhood Chris Janson, American country music singer and songwriter Ciara Janson, English actress David Janson, English actor and theatre director, father of Ciara Janson Dora Jane Janson (1916–2002), American art historian, collaborator of her husband H. W. Janson Edward Mason Janson (1847–1880), British entomologist in Nicaragua, son of Edward Wesley Janson Edward Wesley Janson (1822–1891), English entomologist Ernest A. Janson (1878–1930), United States Marine Gunnar Janson (1901–1983), Norwegian sculptor Herman Didrich Janson (1757–1822), Norwegian shipper and businessman Henrik Janson, Swedish musician and record producer Horst Janson (actor) (1935–2025), German film and television actor H. W. Janson (1913–1982), American art historian Jamie Janson (1975–2019), British aid worker Jean-Baptiste Janson (1742–1803), French cellist and composer Johannes Ludwig Janson (1849–1914), German veterinary scientist Jonathan Janson (painter), American painter and art historian Jonathan Janson (sailor) (1930–2015), British competitive sailor Josephine Janson, Swedish golfer Karin Stahre-Janson, Swedish cruise ship captain Klaus Janson, American comic book artist Kristofer Janson (1841–1917), Norwegian poet, author and Unitarian clergyman Lacy Janson, American track and field athlete Len Janson, American animated film director and writer Lucas Janson, Argentine footballer Marc Janson (1930–2022), Belgian-French painter Marie Janson (1873–1960), Belgian politician, sister of Paul-Émile Janson Mette Janson (1934–2004), Norwegian journalist Mihkel Janson, Estonian politician Nikolai Janson (1882–1938), Estonian revolutionary and Soviet politician Nils Janson, Swedish jazz trumpeter Oliver Erichson Janson (1850–1925), English entomologist, son of Edward Wesley Janson Oscar Janson, Swedish pole vaulter Paul Janson (1840–1913), Belgian politician, father of Paul-Émile Janson and Marie Janson Paul-Émile Janson (1872–1944), Belgian politician, brother of Marie Janson Pauline Janson, British rower Peter Janson, Australian motor racing driver Robert Janson, Polish composer, singer and guitarist Roland Janson (1939–2019), Swedish actor Selmar Janson (1881–1960), German-American pianist and teacher Svante Janson, Swedish mathematician Tore Janson, Swedish linguist Toussaint de Forbin-Janson (1631–1713), French cardinal Uwe Janson, German screenwriter, director and producer Victor Janson (1884–1960), German actor and film director