Kehoe or Keogh is the name of a clan that existe in southern Ireland. Many of their descendants then emigrated to America and have spread though out that country making Kehoe/Keogh a fairly common last name. The name is spelled in a variety of ways, however most common is "Kehoe" and "Keogh". In Ireland the Kehoe version is used most often in and around County Wexford while Keogh is more common throughout the rest of the country. Kehoe/Keogh is one of several versions of the Irish name "Mac Eochaidh".