Lukáš Krpálek is a Czech heavyweight judoka. A former world champion, former European champion and former and current Olympic Champion. He is the most successful judoka in Czech and Czechoslovak history, and was named Czech Judoka of the Year eight times between 2008 and 2015.

Judo at the 2020 Summer Olympics in Tokyo featured around 393, 128 judoka competing in 15 events, seven each for both men and women as well as a new mixed team event. The 2020 Summer Olympics were postponed due to the COVID-19 pandemic, and the judo competitions were held in July 2021 at Nippon Budokan.