Jean-Gaston Tremblay (September 8, 1928 – December 31, 2011) was a traditionalist Catholic religious leader and self-proclaimed pope, with the name Gregory XVII (French: Grégoire XVII). He reigned as antipope in opposition to the Catholic Church from 1969 until his death in 2011.
Jean-Gaston Tremblay (September 8, 1928 – December 31, 2011) was a traditionalist Catholic religious leader and self-proclaimed pope, with the name Gregory XVII (French: Grégoire XVII). He reigned as antipope in opposition to the Catholic Church from 1969 until his death in 2011.
Source: Wikipedia "Jean-Gaston Tremblay" · CC BY-SA 4.0
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