The bodies were found in Ixhuatlan de Madero town, the Diocese of Tuxpan said Saturday.
The priests of the San Cristobal Parish -- Hipolito Villalobos Lima and Nicolas de la Cruz Martinez -- were found slain Friday, the diocese said.
It did not say how the men were killed or a possible motive.
The Veracruz state attorney general's office said four people have been taken into custody.