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Wiki information Marcionilla:
Celsus and Marcionilla were early Christian martyrs. Marcionilla was a married laywoman, and Celsus was her son. Together with Anastasius, Anthony, and Julian they suffered martyrdom during the persecutions of Diocletian.
Anastasius was a Christian convert who suffered martyrdom with Anthony, Julian, Celsus and Marcionilla, during the persecutions of Diocletian. Anastasius is one of the 140 Colonnade saints which adorn St. Peter's Square.