Family: First Lord Borthwick William Borthwick / Margaret Hay (F21595)
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Male
First Lord Borthwick William Borthwick
Birth 1355 Scotland 
Death 6 Mar 1458 Scotland Burial Marriage Father Thomas Borthwick | F1990 Group Sheet Mother Janet Filia Bromley | F1990 Group Sheet
Female
Margaret Hay
Birth 1362 Midlothian, Scotland Death 1392 Midlothian, Scotland Burial 1392 Scotland Father Thomas de La Haye | F22210 Group Sheet Mother Johanna Gifford | F22210 Group Sheet
Female
+ Baroness of Saltoun Margaret Borthwick
Birth Jan 1388 Midlothian, Scotland Death 5 Jun 1464 Refrewshire, Scotland Burial Aft 14 Jun 1464 Midlothian, Scotland Spouse Adam Hepburn, Of Hailes | F2813 Marriage 2 Nov 1411 Midlothian, Scotland
Male
+ 2nd Lord Of Borthwick William Borthwick
Birth 1391 Midlothian, Scotland Death 24 Jun 1458 Midlothian, Scotland Burial Spouse Baroness Sinclair Catherine Beatrice Sinclair | F3211 Marriage 1 May 1411 Midlothian, Scotland