New Catholic Dictionary – Saints Cyriacus, Largus, Smaragdus, and Companions

detail of a stained glass window of Saint Cyriacus, parish church of Saint Pelagius, Weitnau, Germany; date unknown, artist unknown; photographed on September 2007 by Andreas Praefcke; swiped from Wikimedia CommonsArticle

Martyrs, died Rome, 303. Cyriacus, a Roman deacon, ministered to the Christian slaves employed at the baths of Diocletian, suffered excoriation, and was beheaded; with him were martyred Largus, Smaragdus, and twenty others. According to his apocryphal legend, Cyriacus exorcised devils from Diocletian‘s daughter, Artemisia, and from Jobias the daughter of Shapur, King of Persia. He is invoked as one of the Fourteen Holy Helpers. Relics at Santa Maria in Via Lata, Rome, and at Neuhausen. Feast, Roman Calendar, 8 August.

MLA Citation

  • “Saints Cyriacus, Largus, Smaragdus, and Companions”. New Catholic Dictionary. CatholicSaints.Info. 18 October 2012. Web. 18 June 2021. <>