Lord Macdonald may refer to:
* The High Chief of the Scottish
Clan Donald
Clan Donald, also known as Clan MacDonald ( gd, Clann Dòmhnaill; Mac Dòmhnaill ), is a Highland Scottish clan and one of the largest Scottish clans. The Lord Lyon King of Arms, the Scottish official with responsibility for regulating heraldry i ...
*
Baron Macdonald
Baron Macdonald, of Slate in the County of Antrim, is a title in the Peerage of Ireland. It was created in 1776 for Sir Alexander Macdonald, 9th Baronet, of Sleat. The Macdonald family of Sleat descends from Uisdean Macdonald (died 1498), als ...
in the Peerage of Ireland
*
Ken Macdonald
Kenneth Donald John Macdonald, Baron Macdonald of River Glaven, (born 4 January 1953) is a British lawyer and politician who served as Director of Public Prosecutions (DPP) of England and Wales from 2003 to 2008. In that office he was head of ...
, Baron Macdonald of River Glaven, QC
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