Back U/20-VM i atletik 2021 Danish Leichtathletik-U20-Weltmeisterschaften 2020 German Campeonato Mundial de Atletismo Sub-20 de 2021 Spanish Yleisurheilun alle 20-vuotiaiden maailmanmestaruuskilpailut 2021 Finnish Championnats du monde juniors d'athlétisme 2021 French Campionati del mondo under 20 di atletica leggera 2021 Italian 2021年U20世界陸上競技選手権大会 Japanese U20-VM i friidrett 2021 NB Mistrzostwa Świata Juniorów w Lekkoatletyce 2021 Polish Campeonato Mundial Sub-20 de Atletismo de 2021 Portuguese
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| Host city |  Nairobi, Kenya |
|---|---|
| Nations | 116 National Associations |
| Athletes | 958 |
| Events | 45 |
| Dates | 18–22 August 2021 |
| Opened by | Uhuru Kenyatta |
| Main venue | Moi International Sports Center, Kasarani |
The 2021 World Athletics U20 Championships, also known as the World Junior Championships, was an international athletics competition for athletes qualifying as juniors (born no earlier than 1 January 2002), which was held from 18 to 22 August 2021 at the Moi International Sports Centre in Nairobi, Kenya.[1]
- ^ "New dates set for World Athletics Series events postponed due to the global Covid-19 pandemic". World Athletics. Retrieved 3 August 2020.