Telšiai is a city in Lithuania with about 21,499 inhabitants. It is the capital of Telšiai County and Samogitia region, and it is located on the shores of Lake Mastis.
Telšiai is one of the oldest cities in Lithuania, probably dating earlier than the 14th century. Between the 15th and 20th centuries, Telšiai became a district capital. Until 1795, Telšiai County formed the Duchy of Samogitia within the Grand Duchy of Lithuania. Between 1795 and 1802 it was included in the Vilnius Governorate. In 1873, Telšiai was transferred to the Kovno Governorate.
