The Tarkhankut Peninsula (Ukrainian: Тарханкутський півострів, romanized: Tarkhankutskyi pivostriv; Crimean Tatar: Tarhanqut yarımadası; Russian: Тарханкутский полуостров) is the peninsula which constitutes the western extremity of Crimea into the Black Sea.

Its northern shore is a southern coast of the Karkinit Bay.

[4] The Donuzlav Lake (Ukrainian: Донузлав) is a salty lake that is connected to the Black Sea via a ship channel and located at the southern shores of the peninsula.

During the Russo-Ukrainian War, the Russian Armed Forces stationed the 3rd Radio Engineering Regiment to the region.

On August 23, 2023, the Ukrainian military allegedly destroyed the site.