Emir Üsein Çalbaş (Russian: Эмир Усеин Чалбаш, romanized: Emir Usein Chalbash; 5 January 1918 – 6 August 2005) was a Crimean Tatar flying ace, squadron commander, test pilot, and friend of Amet-khan Sultan. He was nominated to receive the title Hero of the Soviet Union on two occasions but did not receive it.