Koki Ikeda

is a Japanese racewalking athlete. He studied at Toyo University.

Ikeda won a bronze medal in 20 kilometres race walk at the 2019 Asian Race Walking Championships in Nomi. He represented Japan at the 2019 World Athletics Championships, competing in 20 kilometres walk. He won a silver medal at 2020 Summer Olympics and the 2022 World Athletics Championships in the same event.

In November 2024, Ikeda was issued with a provisional suspension in relation to an anti-doping rule violation connected with abnormalities in his biological passport. Ikeda publicly refuted breaking ant-doping rules. Provided by Wikipedia