The Ecumenical Patriarch Bartholomew and the Holy and Great Synod of the Ecumenical Patriarchate of the Eastern Orthodox Church also have plans to establish their parishes in Thailand.
Patriark Ekumenis Bartolomeus dan Kudus dan Besar Sinode Patriarkat Ekumenis Gereja Ortodoks Timur juga memiliki rencana untuk mendirikan paroki mereka di Thailand.