Katherine Mary Brown (born 24 January 1953) is an English cricketer who participated in matches during the 1970s. Born in Essex, Katherine Brown and her twin sister Caroline both became cricket players. A right-arm off-break bowler, Katherine played a test match for the English women's cricket team in 1979 against West Indies, scoring 16 in her only innings and, bowling off breaks, took two wickets in the match for 56 runs. She also played five one-day internationals, making her debut against Australia for the Young England women's team in the 1973 World Cup and playing her last match against the West Indies in July 1979.