Chornyi Ostriv (alternatively: Chornyy Ostriv; "Black Island") can mean:
Chornyi Ostriv, Khmelnytskyi Oblast, an urban-type settlement in Khmelnytskyi Raion, Khmelnytskyi Oblast, Ukraine Chornyi Ostriv, Lviv Oblast, a village in Zhydachiv Raion, Lviv Oblast, Ukraine Chornyi Ostriv (railway stop), near Chornyi Ostriv, Lviv Oblast, on the Lviv-Chernivtsi line Battle of Czarny Ostrów, 1657
See also Ostriv (disambiguation)