Alexander was born after 1285 in Dunbar castle, Dunbar, East Lothian, Scotland, the son of unknown parents.
He died on 26 JUN 1331 in Cockburn, Berwickshire, Scotland.
His wife is not known. They were married, but the date and place have not been found. Their only known child was John (1296-?).
| Event | Date | Details | Source | Multimedia | Notes | ||
|---|---|---|---|---|---|---|---|
| Birth | AFT 1285 |
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| Death | 26 JUN 1331 |
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