1876 disestablishments in Hungary

Csíkszék () was one of the Székely seats in the historical Székely Land.

Marosszék () was one of the seats in the historical Székely Land. It was named after the Maros, a river with the biggest discharge in the seat. The composer Zoltán Kodály wrote the Dances of Marosszék (1927, for piano, later orchestrated) based on the folk music of this region.

Udvarhelyszék (; formerly called Telegdiszék) was one of the Székely seats in the historical Székely Land.