Beihan may refer to:
Yemen Beihan, also known as Beihan al-Qasab, the capital of Bayhan District Bayhan District, also known as Beihan District, a district of Shabwah Governorate Emirate of Beihan, a former state located in modern Bayhan District
China Northern Han (951–979), a dynasty in North China during the Five Dynasties period Beihan Township, Hebei (北汉乡), a township in Renqiu, Hebei Beihan Township, Shanxi (北韩乡), a township in Fushan County, Shanxi
Korea North Korea (北韩), formally the Democratic People's Republic of Korea
See also MV Beihan, an Empire ship that was renamed to Beihan in 1955