He is a multiple-time French champion in both the singles and doubles tournaments, and has won a total of ten medals (three golds and seven silver) in the same discipline at the ITTF World Tour series.

Legout and his partner Patrick Chila placed second in the preliminary pool round against China, Sweden, and Ghana, receiving only two victories, four winning matches, and a total score of 133 points.

[6][7] At the 2000 Summer Olympics in Sydney, Legout teamed up with two-time world bronze medalist Damien Éloi in the men's doubles tournament, where the French pair placed first in the preliminary pool round against Canada's Johnny Huang and Kurt Liu, and Argentina's Liu Song and Pablo Tabachnik, receiving four winning matches and a total score of 96 points.

Legout and Eloi defeated Sweden's Jörgen Persson and Jan-Ove Waldner in the first round of the knock-out stage, before losing out their next match to the formidable Chinese duo Wang Liqin and Yan Sen, with a unanimous set score of 0–3.

[8] Having been chosen as one of the top 16 seeded players, Legout received a bye in the preliminary pool stage of the men's singles, before beating South Korea's Ryu Seung-min in his first match.