The Copa Juan Mignaburu was a football friendly competition contested between Argentina and Uruguay national teams between 1935 and 1943.

Similar to Copa Premier Honor Argentino, all the editions (five in total) were held in Argentina.

The Argentine side largely prevailed over Uruguay, having won all the editions.

[3] His political career included two periods as major of Avellaneda Partido (1898, 1899–1901).

[4] The cup had its counterpart, Copa Héctor Rivadavia Gómez, held in Uruguay in parallel with this competition.