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Sir John Montgomerie of Ardrossan was born on an unknown date to John Montgomery and Elizabeth Eglinton (c1360-) and died circa 1427 of unspecified causes. He married Agnes of the Isles .
Children
| Name | Birth | Death | Joined with |
| Robert Montgomerie | |||
| Hugh Montgomerie | |||
| Anne Montgomerie | |||
| Joan Montgomerie (c1390-) | 1390 | Thomas Boyd | |
| Alexander Montgomerie (bef1413-c1469) | 1413 | 1469 | Margaret Boyd (-aft1453) |
Siblings
Residences
Footnotes (including sources)
| ‡ General |