Tassiló Festetics de Tolna (Hungarian noble, born 1813)

Tassilo Graf Festetics de Tolna (2 June 1813 – 7 February 1883) was a Royal Hungarian court official and an Austrian General der Kavallerie, who commanded the Austrian IV Army Corps during the Austro-Prussian War.

Recalled, he took part in the suppression of the Kraków uprising and in the campaign in Italy in 1849.

On 25 July 1857, he was promoted to major general, and on 3 April 1858 he received command of a brigade in the V Army Corps.

During the Austro-Prussian War of 1866, he received the command of the IV Army Corps, which was part of the North Army, and led it in the battle of Königgrätz, where he was wounded by shrapnel in the foot.

Tassilo Festetics de Tolna died on 7 February 1883 in Petrovardin.