Phichai may refer to: * Phichai District *

Phichai, Lampang Phichai, Lampang ( th, พิชัย) is a ''tambon'' (subdistrict) of Mueang Lampang District, in Lampang Province, Thailand Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Southeas ...

* Phraya Phichai, historic Thai nobleman in the Ayutthaya period

See also