Ernő Mihályfi (3 September 1898 – 20 November 1972) was a Hungarian politician, who served as Minister of Foreign Affairs in 1947.

He learned in the Budapest University of Technology and Economics then fought in the First World War.

Mihályfi was member of the Independent Smallholders, Agrarian Workers and Civic Party.

He also served as Minister of Information and later as Deputy Speaker of the National Assembly.

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