He played his first Roland Garros as a lucky loser, but lost to Argentina's Juan Martín del Potro in straight sets in the first round.

Josselin Ouanna made himself known at the Lyon tournament, where he defeated World #46 Ivan Ljubičić, then Nicolás Lapentti before losing to Gilles Simon.

Ouanna was awarded a wild card for the 2009 French Open, granting him a second Grand Slam appearance.

In the second round, he beat one of his childhood heroes, 20th seed and former World #1 Marat Safin, who was playing his last French Open, in five sets.

[5] After Nicolas Mahut forfeited his spot for the tournament, Ouanna retrieved a wildcard to take part to the 2013 Australian Open.