The Football Association of Yugoslavia (FSJ) (Serbian: Фудбалски савез Југославије, romanized: Fudbalski savez Jugoslavije, Croatian: Jugoslavenski nogometni savez; Slovene: Nogometna zveza Jugoslavije; Macedonian: Фудбалски Сојуз на Југославија, romanized: Fudbalski Sojuz na Jugoslavija) was the governing body of football in Yugoslavia, based in Belgrade, with a major administrative branch in Zagreb.

It was formed in April 1919 in Zagreb under the name Jugoslavenski nogometni savez.

After disagreements between the Zagreb and Belgrade subassociations in 1929, the Assembly of Football Association of Yugoslavia was dissolved in 1929, subsequently with the 6 January Dictatorship; the association headquarters moved to Belgrade next year, on 16 March 1930 where the organization modified its name to Fudbalski Savez Jugoslavije.

[1] During this time there were several subassociations which organized football on the regional level.

These were:[2] On 1 October 1939, the association was reestablished as the Supreme Football Association of Yugoslavia (Vrhovni nogometni savez Jugoslavije), which was made up of the associations: the Slovenian Football Federation (Slovenska nogometna zveza) covering the Drava Banovina, the Croatian Football Federation (Hrvatski nogometni savez) covering the Banovina of Croatia, and the Serbian Football Federation (Srpski loptački savez) covering the remainder of the state.