João Mário Ribeiro

João Mário Ribeiro
CountryPortugal
Born(1929-06-10)10 June 1929
Died21 September 2021(2021-09-21) (aged 92)

João Mário Ribeiro (10 June 1929 – 21 September 2021) was a Portuguese chess player, three-time Portuguese Chess Championships winner (1954, 1963, 1971).