Gustav Lorentzen
Gustav Lorentzen (28 September 1947 – 21 April 2010), also known by his stage name Ludvigsen, was a Norwegian singer-songwriter, best known from being half of the successful duo Knutsen & Ludvigsen, alongside Øystein "Knutsen" Dolmen. He went solo in 1986, winning four Spellemann awards and one nomination for his 5 albums. In addition to music, Lorentzen made several TV series and books, mostly intended for children.
Gustav Lorentzen

Philip Gabrielsen · Photo: Philip Gabrielsen · CC BY-SA 4.0
- Name
- Gustav Lorentzen
- Born
- 28 September 1947
- Birthplace
- Bergen, Norway
- Died
- 21 April 2010
- Place of death
- Outside Bergen, Norway
- Occupation
- Musician, songwriter, record producer, author
- Nationality
- Norway
- Fields
- pop music
- Honours
- South Trøndelag county Culture Award · Spellemann Award for children's record of the year
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Gustav Lorentzen (28 September 1947 – 21 April 2010), also known by his stage name Ludvigsen, was a Norwegian singer-songwriter, best known from being half of the successful duo Knutsen & Ludvigsen, alongside Øystein "Knutsen" Dolmen. He went solo in 1986, winning four Spellemann awards and one nomination for his 5 albums. In addition to music, Lorentzen made several TV series and books, mostly intended for children.
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wikidata · Q3355544 · wikipedia · Gustav Lorentzen
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Biography
Biography
He also had a degree in acoustics from the Norwegian Institute of Technology. From 1997 until his death, Lorentzen collaborated with the psychologist Magne Raundalen, creating a therapeutic program for traumatized children, mainly victims of wars. He was also a UNICEF Ambassador since 1993. On 21 April 2010, Lorentzen collapsed during an orienteering competition outside of Bergen and went into cardiac arrest. He was pronounced dead a few minutes later.
Key facts
Key facts
• Name — Gustav Lorentzen • Alias — Ludvigsen • Born — 28 September 1947 • Birthplace — Bergen, Norway • Died — 21 April 2010 • Place of death — Outside Bergen, Norway • Instrument — Guitar, vocals, bass guitar, drums, piano, accordion • Genre — Pop, children's songs, humour • Occupation — Musician, songwriter, record producer, author • Years Active — 1970–2010 • Associated Acts — Knutsen & Ludvigsen, Øystein Dolmen
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reference work
- “Gustav Lorentzen”, English Wikipedia, consulted as further reading
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authority record
- Wikidata, structured authority record Q3355544: Gustav Lorentzen
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The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 18 August 2026.
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