Thierry Tusseau (born 19 January 1958 in Nogent-sur-Marne, Val-de-Marne) is a former football defender from France. As a player of French side Girondins de Bordeaux (1983–1986), he was a member of the French team in the 1986 FIFA World Cup and the team that won the European Championship in 1984.
Throughout his career, Tusseau played for FC Nantes-Atlantique (1977–1983), Girondins de Bordeaux (1983–1986), RC Paris (1986–1987), Matra Racing (1987–1988), and Stade de Reims (1988–1991).
Tusseau was a member of the French team that won the 1984 European Championship on home soil and also later took part at the 1986 FIFA World Cup with France. In total, he earned 22 international caps (no goals) for the French national team during the 1970s and 1980s.