Names in italic are national entities that no longer exist.
Notes
^At the 2023 and 2024 World Championships, in accordance with sanctions imposed following by the 2022 Russian invasion of Ukraine, wrestlers from Russia were not permitted to use the name, flag, or anthem of Russia. They instead participated as Individual Neutral Athletes (AIN), their medals were not included in the official medal table.
^At the 2021 World Championships, in accordance with a ban by the World Anti-Doping Agency (WADA), wrestlers from Russia were not permitted to use the Russian name, flag, or anthem. They instead participated under the name and the modified flag of the Russian Wrestling Federation (RWF).
^At the 2025 World Championships, wrestlers from Russia were not permitted to use the name, flag, or anthem of Russia. They instead participated under the name and the flag of the United World Wrestling (UWW), their medals were not included in the official medal table.