Yvon Madiot (born 21 June 1962) is a French former racing cyclist. He won the French national road race title in 1986, going on to finish tenth in that year's Tour de France.

He is the younger brother of fellow retired racing cyclist and double winner of Paris–Roubaix, Marc Madiot, and works alongside Marc as part of the management of the Groupama–FDJ cycling team as an assistant sports director. He has played a particularly important role in developing young riders, mentoring Arthur Vichot, Jérémy Roy, Cédric Pineau, Mathieu Ladagnous, Mickaël Delage, Arnaud Démare and William Bonnet, among others.