Donald Reginaldsson De Isle
Donald Reginaldsson was born about 1178 in Morven, Argyll, Scotland.  He died about 1250.

 ? Stewart
? was born about 1200 in Finlaggen, Islay, Scotland.

 Alexander MacDonald
Alexander was born about 1240.

 Angus Mor MacDonald
Angus Mor was born about 1245 in Argyll, Scotland.  He died in 1296.