Neil "Neil" is a reduced form of the surname "McNeil" (from the Gaelic "Mac Néill", "son of "Niall""), or variant form the surname of Neill (from the Irish "Ó Néill" or the Scottish Gaelic "Mac Néill", meaning "descendant of "Niall"" and "son of "Niall"". The name passed from Ireland to Scotland where it had the "Mc/Mac" prefix. Some Scottish McNeill's returned to Ireland in the 14th century and are associated with "MacNeill", "MacGreal", "MacReill", and "Mag Reil" surnames. The Manx version of the name is "Kneal" (1598), "Kneale" (1655), or "Kneel" (1636). It evolved from McNelle (1408) and MacNeyll (1430) becoming
Mac and Mc together dropped for some newer computer systems, and the interfiling of Mac and Mc names is an example, according to a 2006 book. There are in fact a number of options. In addition to sorting them under "Mac" and "Mc" respectively or choosing to sort them both under "Mc", it is known for Mc/Mac names to be placed in position before M. This topic has a complicated and disparate history, spread over different continents and relating to different areas of indexing, cataloguing and filing. The idea of a collating sequence itself has evolved, over time, and the "Mac and Mc" together