title: Jansson
text: # Jansson
  
  Jansson is a Swedish patronymic surname, meaning "son of Jan", derived from Johannes, a cognate of John. There are alternate Belgian, German, Dutch, Danish, Latvian and Norwegian spellings. Jansson is rare as a given name.
  
  ## Geographical distribution
  
  As of 2014, 86.2% of all known bearers of the surname Jansson were residents of Sweden, 5.1% of Finland, 2.9% of the United States and 1.7% of Norway.
  
  In Sweden, the frequency of the surname was higher than national average (1:199) in the following counties:
  
  * 1. Uppsala (1:75)
  * 2. Värmland (1:77)
  * 3. Örebro (1:99)
  * 4. Dalarna (1:101)
  * 5. Västmanland (1:109)
  * 6. Gävleborg (1:125)
  * 7. Södermanland (1:141)
  
  In Finland, the frequency of the surname was higher than national average (1:1,893) in the following regions:
  
  * 1. Åland (1:40)
  * 2. Ostrobothnia (1:545)
  * 3. Central Ostrobothnia (1:1,096)
  * 4. Southwest Finland (1:1,209)
  * 5. Uusimaa (1,782)
  
  ## Surname
  
  * AnnMari Jansson (1934–2007), Swedish systems ecologist
  * Augusta Jansson (1859 – 1932), Swedish entrepreneur
  * Bengt Jansson (born 1943), former Swedish international speedway rider
  * Börje Jansson (born 1942), Swedish chess player
  * Camilla Sköld Jansson (born 1957), Swedish politician
  * Erik Jansson (1808–1850), leader of a Swedish pietist sect that emigrated to the United States in 1846
  * Erik Jansson (cyclist) (1907–1993), Swedish, Olympic road racing cyclist
  * Folke Jansson (1897–1965), Swedish, Olympics triple jump
  * Gustaf Jansson (1922–2012), Swedish, Olympic marathoner
  * Helena Jansson (born 1985), Swedish orienteer
  * Herold Jansson (1899–1965), Danish, Olympic gymnast and diver
  * Jan-Magnus Jansson (1922–2003), Finnish politician
  * Jan Janssonius (1588–1664), also known as Jan Jansson, Dutch cartographer
  * Jan Jansson (footballer) (born 1968), Swedish
  * Jesper Jansson (born 1971), Swedish football player
  * Jimmy Jansson (born 1985), Swedish singer and songwriter
  * John Jansson (1892–1943), Swedish, Olympic diver
  * Karl Emanuel Jansson (1846–1874), Finnish artist
  * Lars Jansson (composer), (born 1951), Swedish composer
  * Marlena Jansson (born 1970), Swedish orienteering competitor
  * Mats Jansson (born 1951), Swedish, Chief Executive Officer of SAS Group
  * Mikael Jansson (politician) (born 1965), Swedish politician
  * Nanna Jansson (born 1983), Swedish, Olympic ice hockey medalist
  * Pontus Jansson (born 1991), Swedish footballer
  * Roger Jansson (born 1943), Finnish politician
  * Sven B. F. Jansson (1906–1987), Swedish linguist
  * Sven-Åke Jansson (1937–2014), Swedish Army lieutenant general
  * Tommy Jansson (1952–1976), Swedish motorcycle speedway rider
  * Tove Jansson (1914–2001), Finnish novelist, painter, illustrator and comic strip author
  * Ulrik Jansson (born 1968), former Swedish footballer
  * Viktor Jansson (1886–1958), Finnish sculptor
  
  ## Given name
  
  * Jansson Stegner (born 1972), American artist
  
  ## Software
  
  Jansson, a C language cross platform (including Unix, and Windows) package capable of encoding, decoding and manipulating JSON data
  
  