Nakhon Sawan (Thai นครสวรรค์) is one of the provinces (changwat) of Thailand. Neighboring provinces are (from north clockwise) Kamphaeng Phet, Phichit[?], Phetchabun, Lopburi, Sing Buri[?], Chainat[?], Uthai Thani[?] and Tak. The name Nakhon Sawan means Heavenly City.
The Ping and Yom rivers merge near the city of Nakhon Sawan to form the Chao Phraya River. The Mae Wong national park on the border with Khamphaengphet province was created in 1987 to preserve the Mae Wong-Mae Pern jungle.
|The provincial seal shows a Viman, a mythological castle located in heaven. This relates to the name of the province which translates to Heavenly City. The provincial tree as well as the flower is Lagerstroemia loudonii[?] (Loudon's crape myrtle).|