Jacques Merquey (born 26 September 1929) also known by the nickname of "Jackiew", as a French rugby footballer of the 1950s. A dual-code rugby international, his position was centre, later in his career this changed to stand-off. While Merquey started in union, he played the vast majority of his career in rugby league. He played his club rugby league for Marseille, Sporting Olympique Avignon XIII and Lezignan, becoming the most capped International, with 37 games for France. Merquey is the only Frenchman to play in the first three successive World Cups, in 1954, 1957 and 1960.