Billy Besson (born 8 March 1981) is a French competitive sailor.

Besson was born in Papeete, French Polynesia where multihulls are central to the sailing culture.

In 2018, whilst Riou was taking part in the Volvo Ocean Race, Besson was discovering offshore sailing for himself competing with two of France's most prestigious maxi-trimaran campaigns.

(Sodebo with Thomas Coville / Banque Populaire with Armel le Cleac'h) From 2018 to October 2021, Billy was part of SailGP, as the French skipper of Sail GP.

[1] He competed at the 2016 Summer Olympics in Rio de Janeiro, in the mixed Nacra 17.The duo ended 6th.