Bertha Belmore (22 December 1882 – 14 December 1953) was an English stage and film actress. Part of the Belmore family of British actors through her marriage to actor Herbert Belmore, she began her career as a child actress in British pantomimes and music hall variety acts. As a young adult she was one of the Belmore Sisters in variety entertainment before beginning a more serious acting career performing in classic plays by William Shakespeare with Ben Greet's Pastoral Players in a 1911 tour of the United States. She made her Broadway debut as Portia in Shakespeare's Julius Caesar in 1912. She returned to Broadway numerous times in mainly comedic character roles over the next 40 years, notably creating parts in the original Broadway productions of Lorenz Hart and Richard Rodgers's By Jupi