Irène Marie Jacob (born 15 July 1966) is a French-Swiss actress known for her work with Polish film director Krzysztof Kieslowski.
She won the 1991 Cannes Film Festival Award for Best Actress for the Kieslowski film The Double Life of Véronique, and was nominated for the BAFTA Award for Best Actress in a Leading Role for his 1994 film Three Colors: Red.
Her other film appearances include The Secret Garden (1993), Beyond the Clouds (1995), U.S.