61%RatingSave Gender Masculine Usage Ancient Roman Pronounced Pron. /kae̯.ˈki.li.us/ [key·simplify] Meaning & HistoryExpand Links Original Latin masculine form of Cecilia. Saint Caecilius was a 1st-century missionary to Granada, Spain. It was also part of the full name of Saint Cyprian, Thascius Caecilius Cyprianus. Related NamesFamily Tree·Details Feminine FormCaeciliaOther Languages & CulturesCecil(English) Cecilio(Italian) Cecílio(Portuguese) Cecilio(Spanish) Categories disabilities, masculine forms