Agios Antonios (Greek: Άγιος Αντώνιος) is a village and a community of the Thermi municipality.

[2] Before the 2011 local government reform it was part of the municipality of Vasilika, of which it was a municipal district.

[2] The 2021 census recorded 726 inhabitants in the community.

[1] The community of Agios Antonios covers an area of 50.023 km2.

[3] The community of Agios Antonios consists of two separate settlements (2021 populations):[1]