Under 23 is a category of athletics in which athletes are between 20 and 22 years old on 31 December of the year of the competition.[1]
- ^ "EUROPEAN ATHLETICS UNDER 23 CHAMPIONSHIPS" (PDF). european-athletics.org. Retrieved 31 January 2013.
Under 23 is a category of athletics in which athletes are between 20 and 22 years old on 31 December of the year of the competition.[1]