BAFTA Award for Best Actress in a Supporting Role

Best Actress in a Supporting Role is a British Academy Film Award presented annually by the British Academy of Film and Television Arts (BAFTA) to recognise an actress who has delivered an outstanding supporting performance in a film.

In the following lists, the titles and names in bold with a gold background are the winners and recipients respectively; those not in bold are the nominees. The years given are those in which the films under consideration were released, not the year of the ceremony, which always takes place the following year.