Western Sea

Western Sea may refer to:


 * Admiral of the Western Seas, Zheng He, of the Ming Dynasty of China
 * Qinghai lake, amongst the Chinese "four seas"
 * USS Western Sea, a U.S. Navy ship name
 * USS Western Sea, a United States Navy cargo ship in commission from 1918 to 1919
 * SS Western Sea, a steam cargo ship built in 1918 and scrapped in 1931
 * 2010 Western Sea conflict, in Korea's Western Sea, the Yellow Sea