Holly Family History
Holly Name Meaning
Irish: part-translation of Gaelic Mac Cuilinn (see McCullen) in County Kerry, and in Ulster sometimes a variant of McQuillan, also an Anglicized form of Mac Cuilinn. It is rarely of English origin. English: variant spelling of Holley. Possibly an altered spelling of Czech or Slovak Holý (see Holy).
Source: Dictionary of American Family Names ©2013, Oxford University Press