Katarina Nyberg  Anna Katarina Nyberg (born 16 November 1965) is a Swedish curler, world champion and Olympic medalist. She received a bronze medal at the 1998 Winter Olympics in Nagano. In 1993 she was inducted into the Swedish Curling Hall of Fame and in 2020 she and the rest of Team Gustafson were inducted into the World Curling Hall of Fame.