McClure (surname) hard and vigorous a “clur.” This expression is still commonly used in Ireland. McClure (surname) McClure is a surname with several origins. One origin of the name is from the Scottish Gaelic "MacGilleUidhir", and Irish "Mac Giolla Uidhir", which probably mean "son of the pale one” or “son of the cold one.” Another origin of the name is from the Scottish Gaelic "MacGilleDheòradha", and the Irish "Mac Giolla Dheóradha", which mean "son of the servant of the pilgrim". In the Scottish clan system, McClures are a sept of Clan MacLeod of Dunvegan. Famously, an Irish king with the surname McClure
Mac and Mc together example has been taken as representative of a possible paradigm. A book on filing rules from 1918 gives an example showing Mc and M' treated as abbreviations, i.e. for Mac, and ordered as if in the expanded version; and a similar book from 1922 makes the rule one of a number that apply also to St. (Saint) and Mrs. (Mistress). A 1938 book that is a comparative study of cataloguing in various British libraries regarded Mac + Mc + M' sorting as an example of achieved "standardisation" in alphabetisation. It gave further examples where, it argued, such standardisation would be