Count István Széchenyi de Sárvár-Felsovidék (Hungarian: ['i?tva?n 'se?t??e??i]; 21 September 1791 – 8 April 1860) was a Hungarian politician, political theorist, and writer.
Widely considered one of the greatest statesmen in his nation's history, within Hungary he is still known to many as "the Greatest Hungarian".