The 2013 World Championships in Athletics (or just Moscow 2013) was the fourteenth edition of the international athletics competition and were held in Moscow, Russia, from 10–18 August 2013. With 1974 athletes from 206 countries it was the biggest single sports event of the year.
Jamaica's Usain Bolt and Shelly-Ann Fraser-Pryce both won three gold medals in the men's and women's 100 metres, 200 metres and 4×100 metres relay respectively to become the most successful athletes at the event. This achievement also earned Bolt the title of being the most successful athlete in the history of the World Championships with eight gold and two silver medals.