Smith (surname) usage has passed into "Smitty" being used as a surname itself. Other languages with different words for the occupation of "smith" or "blacksmith" also produced surnames based on that root. Words derived from the Latin term for smith (literally "one who works with iron"), such as the Italian words "fabbro" and "ferraio", are the root of last names common in several parts of Europe. In Ireland and Scotland, the word for smith, "gobha", is found in the surname "MacGouren"/"MacGouran"/"MacGowan"/"McGowan". This surname is an Anglicised form of "Mac a' Ghobhainn" (Scottish Gaelic), "Mac Gabhann" (Irish), meaning "son of the smith". In
Mac Aodhagáin Flann Mac Aodhagáin up to the year 1643. The surname has been Anglicised in a variety of ways, including as Mac Egan, Egan, Eagan, Keegan, or Keigan, McKiegan, and McKagan. Muirchertach Mac Aodhagáin Muirchertach Mac Aodhagáin Muirchertach Mac Aodhagáin Muirchertach Mac Aodhagáin Muirchertach Mac Aodhagáin Muirchertach Mac Aodhagáin Muirchertach Mac Aodhagáin Mac Aodhagáin Mac Aodhagáin (English: Egan or Keegan), is an Irish Gaelic clan of Brehons who were hereditary lawyers - firstly to the Ó Conchobhair Kings of Connacht, and later to the Burkes of Clanricarde. The earliest surviving Irish law manuscript, "In Senchas Már", was written prior to 1350