Feliks Kazimierz "Szczęsny" Potocki (1630–1702) was a Polish noble, magnate, and military leader.

He married the daughter of Hetman and Marshal of the Crown Prince Jerzy Sebastian Lubomirski, Princess Krystyna Lubomirska, in 1661.

Starost of Bełz, Krasnystaw, Hrubieszów, Ropczyce, Sokal, Tłumacz and Nisko.

He signed the Sejm's election document of Jan Sobieski as King of Poland and participated in the Vienna expedition in 1683 during the Great Turkish War.

In 1698 the Polish army under his command defeated the Tatar expedition to Poland in the battle of Podhajce.