Ivan Kornil'yevich Pokrovsky (known in the Duma as Pokrovsky 1st; Russian: Иван Корнильевич Покровский; 1845, Chelyabinsk — after 1912) was a podporuchik of Imperial Russian Army, provincial secretary, entrepreneur, a deputy of Chelyabinsk City Duma, a party "agent" of the Constitutional Democratic Party in Chelyabinsk and a deputy of the Third Imperial Duma from 1907 to 1912.

He also lived and worked in Belgium; soon after, he owned gold mines in the Urals and was a co-owner of a distillery and a sugar factory.

His brother, Vladimir (Russian: Владимир), was the mayor of Chelyabinsk.