Janne is a common name in the Nordic countries

Nordic countries

The Nordic countries make up a region in Northern Europe and the North Atlantic which consists of Denmark, Finland, Iceland, Norway and Sweden and their associated territories, the Faroe Islands, Greenland and Åland...

. In Finland

Finland

Finland , officially the Republic of Finland, is a Nordic country situated in the Fennoscandian region of Northern Europe. It is bordered by Sweden in the west, Norway in the north and Russia in the east, while Estonia lies to its south across the Gulf of Finland.Around 5.4 million people reside...

 it is a name for males, but in Denmark

Denmark

Denmark is a Scandinavian country in Northern Europe. The countries of Denmark and Greenland, as well as the Faroe Islands, constitute the Kingdom of Denmark . It is the southernmost of the Nordic countries, southwest of Sweden and south of Norway, and bordered to the south by Germany. Denmark...

, Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 and Estonia

Estonia

Estonia , officially the Republic of Estonia , is a state in the Baltic region of Northern Europe. It is bordered to the north by the Gulf of Finland, to the west by the Baltic Sea, to the south by Latvia , and to the east by Lake Peipsi and the Russian Federation . Across the Baltic Sea lies...

 it's a name for females. The usage within Sweden

Sweden

Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

 is male, but besides of the Finnish-speaking Swedes the name is used as a nickname for people called Jan, Jan-Erik, Jan-Olov etc.

The name belongs to the family with its origin in Johannes

Johannes

Johannes is the Latin form of the personal name that usually appears as "John" in English language contexts. It is a variant of the Greek name Ιωάννης , itself derived from the Hebrew name Yehochanan meaning "Yahweh is gracious". The name became popular in Northern Europe, especially in Germany...

, or in English John

John (name)

John is a masculine given name in the English language. The name is derived from the Latin Ioannes, Iohannes, which is in turn a form of the Greek , Iōánnēs. This Greek name is a form of the Hebrew name , , which means "God is generous"...

.

A selection of people carrying the name:

• Janne Ahonen
  Janne Ahonen
  Janne Petteri Ahonen is a former Finnish ski jumper who has competed in the world cup between 1992-2011. A legendary ski jumper, he is widely considered one of the best and most successful athletes in the history of the sport...
  
  , Finnish ski jumper
• Janne Aikala
  Janne Aikala
  Janne Samuel Aikala was a small boy, who was killed by antiquarian keeper Jorma Patjas in spring 1986. This is notable because of the Supreme Court review and the legal concept of murder and manslaughter in Finland was an issue.-The day of the murder:On Wednesday...
  
  , Finnish schoolboy, murdered
• Janne Blomqvist
  Janne Blomqvist
  Janne Blomqvist is a retired freestyle sprint swimmer from Finland. Blomqvist competed for his native country at two consecutive Summer Olympics, starting in 1992 in Barcelona, Spain...
  
  , Finnish freestyle swimmer
• Jan "Janne" Boklöv
  Jan Boklöv
  Jan Mauritz Boklöv is one of the most successful Swedish ski jumpers of all time, probably only rivaled by Sven Selånger. He won the World Cup in 1988/89, and dominated the Swedish championships in the late 1980s. He is however most known for inventing the V-style, which has been the standard...
  
  , Swedish ski jumper
• Janne Heiskanen, Finnish drummer, member of Lovestone
  Lovestone (band)
  Lovestone are a Finnish rock band that formed during the summer of 1999 in Helsinki, Finland.Drummer Janne Heiskanen played in The Rasmus, and appears on their three first albums. Lovestone is not as famous as The Rasmus at all though. They have not released any albums yet, but they have played a...
  
  
• Janne Bondi Johannessen, Norwegian professor
• Janne Lyytinen, Finnish public speaker, known for his politic speeches at the streets
• Janne Niinimaa
  Janne Niinimaa
  Janne Niinimaa is a professional ice hockey defenceman who has played over 700 games in the NHL. He was selected in the second round of the 1993 NHL Entry Draft, 36th overall, by the Philadelphia Flyers...
  
  , Finnish ice hockey defenceman
• Janne Puurtinen
  Janne Puurtinen
  Janne Johannes Puurtinen, better known as Emerson Burton, is the current keyboard-player in the Finnish rock band, HIM. He was born 17 October 1974, in Helsinki. Burton made his second debut as a temporary member of the band at the concert arranged at the Semifinal Club on 12 January 2001...
  
   known as Burton Finnish keyboardist member of HIM
• Janne Saar, Estonian singer (Nexus
  Nexus (Estonian band)
  Nexus was an Estonian pop band formed in 2003 which split up in 2006. It consisted of the singers Janne Saar, Merlyn Uusküla and Helen Randmäe. The first two albums had mostly an electronic up-tempo and general pop sound, though their last album had some rock influences...
  
  )
• Jan "Janne" Schaffer
  Janne Schaffer
  Jan Erik Tage Janne Schaffer is a Swedish songwriter and guitarist. He is best known for his work as a session guitarist for ABBA but he has also recorded with artists such as Bob Marley, Johnny Nash, Art Farmer and Tony Williams...
  
  , Swedish guitarist
• Jean "Janne" Sibelius
  Jean Sibelius
  Jean Sibelius was a Finnish composer of the later Romantic period whose music played an important role in the formation of the Finnish national identity. His mastery of the orchestra has been described as "prodigious."...
  
  
• Janne Tulirinta
  Janne Tulirinta
  Janne Tulirinta is a Finnish professional mixed martial artist who competes in the lightweight division. A professional MMA competitor since 2004, Tulirinta has mostly competed in Finland, most notably for M-1 Global.-Background:...
  
  , Finnish mixed martial arts fighter
• Janne Wirman
  Janne Wirman
  Janne Viljami "Warman" Wirman is a Finnish musician; he is the keyboardist for the bands Children of Bodom and Warmen.-Biography:Born in the town of Espoo, Finland, Janne Wirman began playing the piano at the age of five...
  
  , Finnish keyboardist, member of Children of Bodom
  Children of Bodom
  Children of Bodom is a Finnish heavy metal band from Espoo. Formed in 1993, the group currently consists of Alexi Laiho , Roope Latvala , Janne Wirman , Henkka Seppälä , and Jaska Raatikainen...
  
  .