[2] In 1942, Tonico won the Gran Premio Miguel Alfredo Martínez de Hoz in a walkover.
[3] From 1969 to 1973, the Gran Premio Miguel Alfredo Martínez de Hoz was run at a distance of 2400 meters.
[8] In 2011, the Brazilian racehorse Send inthe Clowns became the first foreign horse to win the race.
[9] Puerto Escondido became the first horse to win the Gran Premio Miguel Alfredo Martínez de Hoz twice since it became a Group 1 race in 2018.
[9] Previously, the race had been won twice by Athos II, in 1890 and 1892, Cute Eyes, in 1933 and 1934,[2] Bon Vin, in 1939 and 1941,[10] and Romance Moro, in 1988 and 1990.