Tverai (Samogitian: Tverā) is a small town in Rietavas municipality, Lithuania.

Tverai is identified with Tviriment Castle, mentioned in 1251 by the Hypatian Codex.

The castle was the fortress where Vykintas, Duke of Samogitia and victorious leader of the Battle of Saule, defended himself against Mindaugas, crowned as King of Lithuania in 1253, during a civil war for power in the early Grand Duchy of Lithuania.

During World War II, a group of Jews were murdered in summer and fall of 1941.

This Telšiai County, Lithuania location article is a stub.