Romanus Ostiarius

{{Short description|Roman Christian martyr and saint (died c.258)}}

{{Infobox saint

|name= Saint Romanus Ostiarius

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|death_date=c. 258

|feast_day= August 9

|venerated_in= Catholic Church

|image= St. Romanus (Schweighausen) jm37275.jpg

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|titles=Martyr

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|major_shrine= Relics in the churches of San Lorenzo and Santa Catarina dei Funari, Rome

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Saint Romanus Ostiarius is a saint of the Catholic Church. His legend states that he was a soldier who converted to Christianity by the example of Saint Lawrence, who baptized Romanus after the soldier was imprisoned. He became a church ostiary in Rome and was later martyred.