Taigong

Taigong or Duke Tai may refer to:


 * Jiang Ziya ( 12th–11th century BC?), also known as Duke Tai of Qi
 * Bo Qin (died 998 BC?), also known as Duke Tai of Lu
 * Duke Tai of Tian Qi (died 384 BC)
 * Liu Taigong (282–197 BC), father of Emperor Gaozu of Han