Linn Berggren is a Swedish singer and songwriter, best known as a member of the pop group Ace of Base. Born on March 31, 1970, in Gothenburg, Sweden, she gained fame in the 1990s when the band released hit songs like "All That She Wants" and "The Sign." Berggren was a key contributor to the group's success, providing vocals and co-writing many of their tracks. After the band's peak, she pursued a solo career and has remained involved in music, although she has largely stayed out of the public eye in recent years.