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,
Forrestal (surname) Forrestal (surname) Forrestal or Forristal (Irish: Ó Fuireastal), is an old Irish surname common in the southeast of Ireland, namely in the counties of Kilkenny, Wexford and Waterford. The name has been spelled in many different forms, all of which are related to the same family including; O'Forristal, Forrestal, Forristal, Forestal, Forestal, Forrestall, Foristal, and in medieval times, Forstall. Forestell is a variation found in Canada. Also, in Gaelic Irish as Ó Fuireastal (pronounced O'Furristhawl), Mac Fuireastal, and Mac An Choill. The Forristals were rooted in Glenmore parish, County Kilkenny, where they held several castles, some of which were located