Born in
Marseille, Bouches-du-Rhône, He played for
Jean Tigana for several years at
AS Monaco. He was a key part of the side that won the
1996–97 Ligue 1 title. For the 1997–98 season Blondeau signed with
Sheffield Wednesday for a transfer fee of £1.8 million. He did not settle in Sheffield and returned to France in January 1998. Blondeau captained his local club,
Olympique de Marseille, for three seasons in the prime of his career, and was in the side that lost 3–0 to
Parma in the
1998–99 UEFA Cup final. During his time at Marseille, he made a violent tackle on
Yves Deroff, who suffered a double-broken leg, in a league match against
FC Nantes on 29 May 1999. Blondeau received only a yellow card during the match, but the league later suspended him for six matches. ==Personal life==