Beryl Elizabeth Reid was a British actress. She won the 1967 Tony Award for Best Actress in a Play for The Killing of Sister George, the 1980 Olivier Award for Best Comedy Performance for Born in the Gardens, and the 1982 BAFTA TV Award for Best Actress for Smiley's People. Her film appearances included The Belles of St. Trinian's (1954), The Killing of Sister George (1968), The Assassination Bureau (1969), and No Sex Please, We're British (1973).

The Tony Award for Best Performance by a Leading Actress in a Play is presented by the American Theatre Wing and The Broadway League at an annual ceremony in Manhattan. The award is given to actresses for quality leading roles in a Broadway play. Despite the award first being presented in 1947, there were no nominees announced until 1956. There have been two ties in this category, and one three-way tie.