Career
Rikardsson competed only in two individual events at the 2000 Summer Olympics in Sydney. In the 100 m freestyle, Rikardsson placed fifty-eighth on the morning prelims. Two days later, in the 100 m butterfly, Rikardsson challenged seven other swimmers in heat two, including Guam"s 28-year-old Daniel O"Keeffe and Bosnia"s three-time Olympian Janko Gojković.