Yannick Lesourd (born 3 April 1988 in Dreux) is a track and field sprint athlete who competes internationally for France.Lesourd represented France at the 2008 Summer Olympics in Beijing.
He competed at the 4x100 metres relay together with Martial Mbandjock, Manuel Reynaert and Samuel Coco-Viloin.
In their qualification heat they placed sixth in a time of 39.53 seconds and they were eliminated.