Thierry Wouters (born 12 July 1979) is a Belgian former swimmer, who specialized in sprint freestyle events.

Wouters made an international headline at the 1999 European Short Course Swimming Championships, when he set a Belgian record of 22.35 to earn a sixth spot in the 50 m freestyle.

[2] At the 2000 Summer Olympics in Sydney, Wouters competed in a sprint freestyle double.

Swimming in heat seven, he edged out Finland's Jere Hård to pick up a seventh spot by four-hundredths of a second (0.04) in 51.07.

Because one swimmer out of the race for no false-start rule, Wouters rounded out the field to last place and thirty-ninth overall in 23.44, more than half a second (0.50) off his record and entry time.