İlmi Rustem oğlu Ümerov (Ukrainian: Ільмі́ Русте́мович Уме́ров, romanized: Ilmi Rustemovych Umerov; Russian: Ильми́ Русте́мович Уме́ров, romanized: Ilmi Rustemovich Umerov; born 3 August 1957) is a Crimean Tatar politician currently serving as deputy leader of the Mejlis of the Crimean Tatar People since 2015.

İlmi Rustem oğlu Ümerov was born on 3 August 1957 at the state farm named after Akhunbabaev, located in the Toshloq District of the Uzbek SSR of the Soviet Union.

Shortly before leaving the position of Deputy Chairman of the Verkhovna Rada of Crimea, he became head of the Bakhchysarai Municipal State Administration.

[3] On 12 May 2016, Ümerov was detained by the Russian authorities in Crimea after making statements in support of the territorial integrity of Ukraine on the ATR television channel.

Prior to his arrest, Ümerov had received offers to be brought to mainland Ukraine, but refused, viewing the need to fight for Crimean Tatars within Crimea as a matter of paramount importance.

[6] On 27 September 2017, Ümerov was found guilty of charges of inciting separatism and sentenced to two years of penal labour.