Rubén Oscar Voisard Rézola (born April 21, 1991 in Santa Fe, Argentina) is an Argentine sprint canoeist. He won the gold medal in the men's kayak doubles (200 m) at the 2015 Pan American Games in Toronto, Canada and silver medal in the men's kayak doubles (200 m) at the 2011 Pan American Games in Guadalajara, Mexico, earning him a spot on the Argentine team for the Olympics. Voisard is also a member of the canoe and kayak team for Argentina's Natural Reserve Boating Association (Spanish: Asociacion Nautica Reserva Natural), and is coached and trained by Damian Dossena.