McGeachie (mag eacaro), MacGaugh (mag eacada), MacGeagh (mag eacada). McCaughan an Anglicized form of the Old Gaelic MacEachain, son of Eachain. An Ulster surname, recorded in the Counties of Antrim, Down, Londonderry and Tyrone. Some families of Mc Caughen changed their name to MacCaughey, itself an Anglicized form of the Ulster name Mac Eachaidh, son of the Horseman or Horse Lord. The Scots names MacGeachie and MacGeachy are also derived from Mag Eochaidh. McGachy, McGeachy. An anglicized version of the Gaelic 'Mac Eochaidh'. A surname in both Ulster and Scotland. William McGaheye settled in York, Virginia, in 1653, and Alexander McGeachy,
Gray (surname) Gray (surname) Gray is a surname of that can come from a variety of origins but is typically found in Scotland, Ireland and England. In Ireland, the surname may have a Gaelic source from a phonetic transcription, or Anglicization of McGrath or McGraw. "Mac Giolla Riabhaigh" is sometimes Gray, but is also Anglicized to "McGreevy," "Gallery" and others. In most Scottish instances, the name "Gray" is from the Germanic Scots language, and is cognate with Old English, "græg", meaning "grey", probably as a hair colour. Also among Irish and Scottish Grays is the English name of Anglo-Norman origin. A knight