Korányi, Koranyi is a Hungarian surname, and may refer to:
- The House of Baron von Korányi-Tolcsvai, originally Kornfeld:
- Frigyes Korányi, the Elder (Hungarian: Tolcsvai báró Korányi Frigyes, German: Freiherr Friedrich von Korányi-Tolcsvai, born Kornfeld; 1828, Nagykálló - 1913), a Jewish Hungarian doctor (hu)
- Baron Sándor Korányi (1866, Pest - 1944) (hu)
- Baron Frigyes Korányi (Kornfeld), the Younger (1869 - 1935), a Hungarian politician
- Frigyes Korányi, the Elder (Hungarian: Tolcsvai báró Korányi Frigyes, German: Freiherr Friedrich von Korányi-Tolcsvai, born Kornfeld; 1828, Nagykálló - 1913), a Jewish Hungarian doctor (hu)
- Korányi family of Szeged, originally Kronenberger:
- Lajos Korányi (Kronenberger) (1907 - 1981), a Hungarian footballer
- Désiré Koranyi (Hungarian: Korányi Dezső, born Kronenberger; 1914, Szeged - 1981), Hungarian-French football player
- Mátyás Korányi
- Jacob Koranyi (Hungarian: Korányi Jakob; born 1983), a Swedish cellist