Vallot was born in the Walloon region of Belgium. He took up judo in Ougrée near Seraing in the province of Liège. His original judo teacher was Roger Detaille.
Career
Vallot already became a successful judoka while still in his youth. He was a technically skilled judoka whose specialty was rightUchi-mata or inner thigh throw. Vallot won a gold medal in the 1986 Open Swedish InternationalTournament and in the 1989Swiss Open. Between 1983–1989 he won seven national titles in the -78 kg of which five in the senior division. He also won one silver and two bronze medals in the -78 kg nationals. His main competitors were Johan Boon, Carl De Crée, Johan Laats, David Letor, and :nl:Eddy Van de Cauter, with whom he alternated the -78 kg position in the national team. Vallot also won a silver medal in the 1988 Open category, which was held in a separate championship which soon after was abolished, and with his Judo Club Neupré he also won three national team championships. Vallot held the judo rank of 5th dan issued by the Ligue Francophone de Judo, regional subfederation of the Belgian Judo Federation. His successor within the Belgian national team was Johan Laats, and Vallot became more involved in coaching and founded a new club under the name "Dojo Liégois". In February 2001 upon returning from the important Paris Judo Tournament Vallot suffered cardiac arrest. He was resuscitated and transported to Liège where on 26 February 2001 he died following a fatal heart attack at age 38.
Personal
In 1990 Vallot was married to legendary women's judo world champion Ingrid Berghmans. According to then national coach and current Belgian senator Jean-Marie Dedecker the two got involved while Berghmans was still in a relationship with Belgian former Olympic ChampionRobert Van De Walle. Although technically the marriage lasted eleven years, Vallot and Berghmans had been living separated for a year at the time of Vallot's death, and the divorce proceedings were ongoing. Vallot left two children behind from his marriage with Berghmans, Maxime and Manon.