Sam Kai Vui Kun, known also as Kuan Tai Temple, () is located in front of St. Dominic's Market Complex, near Senado Square in Sé, Macau, China. The temple was built in 1750.
Kuan Tai () is the Anglicized spelling of Lord Guan, an important general during the Three Kingdoms period in China, being now honored and worshiped in Taoism, Confucianism and Chinese Buddhism.
In 2005, the temple became one of the designated sites of the Historic Centre of Macau enlisted on UNESCO World Heritage List.