Gaston de Trannoy (17 October 1880 – 24 December 1960) was a Belgian equestrian. He competed at the 1912 Summer Olympics and 1920 Summer Olympics. (en)
Gaston baron de Trannoy (Schaarbeek, 18 oktober 1880 - Villers-la-Ville, 22 december 1960) was een Belgisch edelman, militair officier, olympisch atleet, sportbestuurder en gemeenteraadslid. (nl)
Gaston de Trannoy (Mons, 17 ottobre 1880 – Villers-la-Ville, 24 dicembre 1960) è stato un cavaliere belga. (it)
Gaston de Trannoy (17 October 1880 – 24 December 1960) was a Belgian equestrian. He competed at the 1912 Summer Olympics and 1920 Summer Olympics. (en)
Gaston baron de Trannoy (Schaarbeek, 18 oktober 1880 - Villers-la-Ville, 22 december 1960) was een Belgisch edelman, militair officier, olympisch atleet, sportbestuurder en gemeenteraadslid. (nl)
Gaston de Trannoy (Mons, 17 ottobre 1880 – Villers-la-Ville, 24 dicembre 1960) è stato un cavaliere belga. (it)