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The 1989 Grand Prix de Tennis de Toulouse was a men's tennis tournament played on indoor carpet courts in Toulouse, France that was part of the Regular Series of the 1989 Grand Prix tennis circuit. It was the eighth edition of the tournament and was held from 9 October until 15 October 1989. Second-seeded Jimmy Connors won the singles title.
Jimmy Connors
Mansour Bahrami / 
Éric Winogradsky
Roger Smith, 6–2, 7–6.