Corrie (surname) derived from the Gaelic "coire", meaning "cauldron", which was used in place names to describe a circular valley on the side of a mountain. Another origin of the surname is from a variation of the surnames "Corry" and "McCorry", which are common in the north of Ireland. These particular surnames are derived from the Irish "Mac Gothraidh", meaning "son of "Gothradh"". In Ireland, the surname is rare, although it is found in numbers in Belfast and Derry. The surname, when found in Ireland, can originate as either the northern Irish patronym, or from any of the Scottish toponyms. The name
Mac and Mc together in print two publications on filing rules, one covering that "word-by-word" convention, and another prepared in 1980 that is "letter-by-letter". A 1998 book attributes the changes to the rules to computer informatics, and notes the Mac/Mc change as its first example. 1982's "Scottish Roots", a guide for family history researchers, warns that older Scottish records do not in fact follow this convention, unlike contemporary telephone directories. A 2001 book of "New York Times" theatre reviews sorts Mc names as if spelled Mac. A 2002 official document for the State of Vermont recommends explicitly no special treatment for Mac and Mc.