The Samogitian Diocese Museum (Lithuanian: Žemaičių vyskupystės muziejus) is a museum dedicated to the former Diocese of Samogitia (reorganized into the Diocese of Telšiai in 1926). Established in 1999, the museum is located in the building of the former Varniai Priest Seminary which was relocated to Kaunas after the failed Uprising of 1863. The museum is a branch of the based in Telšiai.