Cyd

Cyd is a given name, and may refer to:
 * Cyd Adams (1949–2005), American poet and academic
 * Cyd Charisse (1922–2008), American dancer and actress
 * Cyd Gray (born 1973), Trinidad and Tobago footballer
 * Cyd Hayman (born 1944), English actress
 * Cyd Ho (born 1954), full-time legislative councillor of Hong Kong's Legislative Council
 * Cyd Zeigler Jr (born 1973), American sportswriter

In fiction:
 * Cyd Ripley, from the Disney Channel series Best Friends Whenever
 * Cyd Sherman, more commonly referred to by her in-game alias "Codex", the central character of web series The Guild