Men: Michael Johnson
Women: Cathy Freeman
Cathy Freeman won 1 gold medal at the Olympic Games (400 meter dash in 2000), 2 gold medals at the World Championships (400 meter dash in 1997 and 1999), and 4 gold medals at the Commonwealth Games (4x100 meter relay in 1990, 200 meter dash and 400 meter dash in 1994, and 4x400 meter relay in 2002).
Men: Michael Johnson Women: Cathy Freeman
Yes. She won silver in the 400 meter run at the 1996 Games in Atlanta and gold in the 400 meter run at the 2000 Games in Sydney.
Cathy Freeman participated in three Olympics (1992 in Barcelona, 1996 in Atlanta, 2000 in Sydney). She won two medals, a silver medal in the 400 meter dash in 1996 and a gold medal in the 400 meter dash in 2000.
Men: Michael Johnson, United States Women: Cathy Freeman, Australia
Cathy Freeman participated in three Olympics, the 1992 Games in Barcelona, 1996 Games in Atlanta, and the 2000 Games in Sydney. She won a silver medal in women's 400 meter run at the 1996 Games and a gold medal in women's 400 meter run at the 2000 Games.
Uwe Daßler
Usain Bolt from Jamaica.
Cathy Freeman was a short distance runner who competed, at various times in her career, in the 400 meter run, 200 meter run, 4x400 meter relay, and 4x100 meter relay. She is most well known for her performances in the 400 meter run where she won a gold medal at the 2000 Summer Olympics in Sydney and gold medals in the Commonwealth Games and World Championships.
Men: Angelo Taylor, United States - 47.50 seconds Women: Irina Privalova, Russia - 53.02 seconds
Yes, Rebecca Adlington won gold in the 400 and 800 meter swim.
4. Michael won gold in 400 meter dash at the 1996 games in Atlanta and 2000 Games in Sydney, 200 meter dash at the 1996 Games, and 4x400 meter relay at the 1992 Games in Barcelona. He won a fifth gold medal, in 4x400 meter relay at the 2000 Games, but was stripped of the gold when two of his teammates tested positive for performance enhancing substances.