San Wai () is the name of several places in Hong Kong:
San Wai (North District) a.k.a. Kun Lung Wai (), a walled village in Lung Yeuk Tau, Fanling, North District San Wai (Ha Tsuen), in Ha Tsuen, Yuen Long District San Wai (San Tin) or San Wai Tsuen, in San Tin, Yuen Long District And also Kei Ling Ha San Wai, in Kei Ling Ha, Sai Kung North Pui O San Wai, in Pui O, Lantau Island
See also San Wai Tsai (disambiguation), the name of two villages in Hong Kong San Wai Court, a public housing estate in Tuen Mun San Wai stop, a Light Rail stop in Tuen Mun