William Gayraud-Hirigoyen played rugby union in France in the late 1910s and early 1920s . He played as a hooker for Stade Toulousain and SU Agen . In 1919/20 he took part in the Five Nations . He was used in the game against Ireland and made one try . He later served as an official in rugby in the 1920s.
Since the mid-1920s, Gayraud-Hirigoyen also played skeleton and bobsleigh. He celebrated his greatest successes very late in his career towards the end of the 1940s. At the Bobsleigh World Championship in St. Moritz in 1947 , he won the bronze medal in the four-man bobsleigh competition together with pilots Achille Fould as well as Henri Evrot and Robert Dumont . At the 1948 Winter Olympics in St. Moritz Gayraud-Hirigoyen took part as a push in the two-man bobsleigh competition with the pilot Louis Saint-Calbre and was 12th in the skeleton competition, he fell and did not finish the race. Nationally, he won the French bobsleigh championship in 1929.