Pierre-Alexis Ponsot (born 8 May 1975 in Granville, Manche) is a French sailor, who specialized in two-person keelboat (Star) class.

[1][2] He represented France, along with his partner and six-time Olympian Xavier Rohart at the 2012 Summer Olympics, and has also been training for Ouest Nautical Sports Club (French: Sport Nautique de l'Ouest) throughout most of his sporting career.

[4] Ponsot qualified as a crew member for the French squad in the Star class at the 2012 Summer Olympics in London by finishing ninth and receiving a berth from the ISAF World Championships in Perth, Western Australia.

[5][6] Teaming with his partner Rohart in the opening series, the French duo delivered a powerful lead in the first leg, but came up short for the podium with an accumulated net score of 86 points and a satisfying ninth position against a fleet of sixteen boats.

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