The 2021 World Wrestling Championships was the 17th edition of the World Wrestling Championships of combined events and was held from 2 to 10 October 2021 in Oslo, Norway.

[1] The event was subsequent to the 2019 World Championships due to the cancelation of the 2020 edition during the COVID-19 pandemic.

[2] The 2020 Individual World Cup was held as replacement for the World Wrestling Championships.

648 competitors from 66 nations participated.