Alexander Macdonald, 1st Baron Macdonald

The Lord Macdonald of Slate
Portrait of Lord Macdonald, attributed to Sir George Chalmers, now at the National Gallery of Scotland
Bornc.1745
Died12 September 1795(1795-09-12) (aged 49–50)
EducationEton College
Spouse
Elizabeth Diana Bosville
(m. 1768; died 1789)
Parent(s)Sir Alexander Macdonald, 7th Baronet
Lady Margaret Montgomerie
RelativesAlexander Montgomerie, 9th Earl of Eglinton (grandfather)

Alexander Macdonald, 1st Baron Macdonald DL (c.1745 – 12 September 1795) was a Scottish nobleman and Chief of Clan MacDonald of Sleat.