Jonas Berggren

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Jonas Berggren
Jonas Berggren in 2008
Background information
Birth name	Jonas Petter Berggren
Also known as	Joker
Born	(1967-03-21) 21 March 1967 (age 57) Gothenburg, Sweden
Genres	Pop
Occupations	Musician songwriter producer
Instruments	Vocals guitar keyboards
Years active	1987–present
Member of	Ace of Base
Spouses	Birthe Haugland ​ ​ (m. 2000; div. 2023)​ Rosa Patriksson ​ (m. 2024)​

Jonas Petter Berggren (born 21 March 1967) is a Swedish musician, singer-songwriter, and record producer, also known as Joker. He started writing songs when he was seven and continues to write for the band Ace of Base, which he is a founding member of, as well as for other artists. He was born in Gothenburg, Sweden.