Johnsen
Johnsen is a Danish-Norwegian patronymic surname meaning "son of John". Notable people with the surname include:
- Arne Odd Johnsen, Norwegian medieval and economic historian
- Arve Johnsen, Norwegian industrial executive and politician
- Bent Inge Johnsen, Norwegian footballer
- Bjarne Johnsen, Norwegian gymnast, 1912 Summer Olympics
- Britton Johnsen, American professional basketball player
- Christian Johnsen, Norwegian footballer and football manager
- Dawn Johnsen, American lawyer
- Egil Børre Johnsen, Norwegian writer
- Erik Johnsen, Norwegian ski jumper
- Erland Johnsen, Norwegian footballer and football coach
- Espen Johnsen, Norwegian footballer
- Espen Johnsen , Norwegian Member of Parliament for Oppland
- Frode Johnsen, Norwegian player of the Japanese football club Nagoya Grampus Eight
- Gina Johnsen, American politician from Michigan
- Gladys Johnsen, American politician
- Görel Johnsen, manager of the band ABBA
- Grethe Gynnild Johnsen, Norwegian journalist
- Hans Johnsen, American Medal of Honor recipient
- Harvey M. Johnsen, American federal judge
- Håkon Johnsen, Norwegian politician for the Labour Party
- James Roland "Jim" Johnsen, American university president
- Jarl Johnsen, Norwegian boxer
- Jennie Johnsen, Norwegian politician for the Liberal Party
- Johan Christian Johnsen, Norwegian politician
- John Johnsen, Norwegian freestyle and backstroke swimmer
- Julia Emily Johnsen, American author and editor
- Justin Meldal-Johnsen, bassist with the artist Beck
- Ketil Melsted Johnsen Motzfeldt, Norwegian Minister of the Navy and Minister of Postal Affairs
- Lárus Johnsen, Icelandic chess master
- Linda Johnsen, American author on yoga and Hinduism
- Marius Johnsen, Norwegian footballer
- Michael Johnsen, Australian politician
- Nikolai Johnsen, Norwegian television personality
- Olaus Johnsen, World War I pilot
- Pål Johnsen, Norwegian hockey player
- Per Johnsen, Norwegian sprint canoeist
- Peter Johnsen, American educator at Bradley University
- Robert Johnsen, Danish gymnast, 1920 Summer Olympics
- Ronny Johnsen, Norwegian footballer
- Sigbjørn Johnsen, Norwegian politician for the Labour Party
- Steinar Sverd Johnsen, Norwegian musician and composer
- Theo A. Johnsen American manufacturer of ski equipment
- Tor Gunnar Johnsen, Norwegian footballer
- Torhild Johnsen, Norwegian politician for the Christian Democratic Party
- Vibeke Johnsen, Norwegian team handball player
- Wayne Johnsen, American boxer