Clay Smith
Clay Smith may refer to:
- Clay Smith (cricketer), Bermudian cricketer
- Clay Smith (baseball), Major League Baseball pitcher
- Clay Smith (footballer), Australian rules footballer
- Clay King Smith, American murderer
- Green Clay Smith, major general during the Civil War
- Clay Smith (trombonist), American instrumentalist and composer
- Clay Smith Cams, an auto shop founded in 1947 by hot rod enthusiast Clay Smith
- Clay Smith (music composer), American music composer, network television writer and producer, son of Arthur Smith