Katharine Houghton Hepburn (May 12, 1907 – June 29, 2003) was an American actress of film, stage, and television. A recipient of a record four Academy Awards and an Emmy Award, she was ranked as the greatest female star in the history of American cinema by the American Film Institute. She was best known for her sophisticated, headstrong and outspoken screen persona that she cultivated through roles in a variety of film genres — from screwball comedies to literary dramas. Apart from her acclaimed acting and distinctive voice, her impact extended to fashion as well as she helped make wearing pants more socially acceptable for women.