Born circa 1400.1 He was the son of James Mackintosh of Rothiemurcus and unknown daughter Grant.
Married unknown daughter Stewart, daughter of unknown Stewart of Kincardine.
Died in 1495.
He was forced to leave Rothiemurchus by attack from the Comyns, going to friends in Strathardle in Perthshire.
5th Chief of the Clan Shaw from in 1411
He later returned and recovered his inheritance by slaying the Comyns near Loch Pityoulish at a place called Lag-na-Cuminich.1424 at a spot called Lag-na-Cuminich.
On 4 September 1469 he acquired feu of Rothiemurchus from Duncan, 12th of Clan Chattan, confirmed by Bishop Moray.
Children of Alexander 'Ciar' Mackintosh of Rothiemurcus and unknown daughter Stewart
John Mcalex Kier Mackintosh of Rothiemurchus d. c 1520/21
James Mackintosh
Adam Shaw of Tordarroch, 1st Chief of Clan Ay b. bt 1405 - 1408