<Tr> <Td_colspan="2"> Clan Muir has no chief, and is an armigerous clan </Td> </Tr> <Tr> <Th> Historic seat </Th> <Td> Rowallan Castle </Td> </Tr> <P> Clan Muir is a Scottish clan that is armigerous (it has no chief recognized by the Court of the Lord Lyon). Historically, holders of the surname Muir (also spelt Moir, Moor, Moore, More, and Mure) can be considered septs of Clan Campbell and septs of Clan Gordon in the highlands . The spelling variation More / Moore is a sept of Clan Leslie in Aberdeenshire . Some members of Clan Muir who trace their ancestry to Ayrshire are septs of Clan Boyd . A single family, the Mores of Drumcork, are septs of Clan Grant . </P> <P> The Scottish surname Muir originated as name denoting someone who lived beside a moor . The name is derived from the Scots form of the Middle English more, meaning "moor" or "fen". The name may alternately derive from the Scottish Gaelic word muir, meaning sea, or mòr meaning of great size, tall and important, as in duine mòr, a great man or considerable personage . </P>

Where does the last name muir come from
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