Family: William Borthwick, 2nd Lord Of Borthwick / Catherine Beatrice Sinclair, Baroness Sinclair (F3183)
m. 1 May 1411
-
Male
William Borthwick, 2nd Lord Of Borthwick
Birth 1391 Midlothian, Scotland 
Death 24 Jun 1458 Midlothian, Scotland Burial Marriage 1 May 1411 Midlothian, Scotland Father William Borthwick, First Lord Borthwick | F21257 Group Sheet Mother Margaret Hay | F21257 Group Sheet
Female
Catherine Beatrice Sinclair, Baroness Sinclair
Birth Abt 1390 Angusshire, Scotland Death 24 Mar 1428 Lanarkshire, Scotland Burial Father Robert Chisholm Of That Ilk, 6th Lord Chisholm | F7659 Group Sheet Mother Margaret Haliburton | F7659 Group Sheet
Female
+ Margaret Borthwick
Birth Abt 1413 Midlothian, Scotland Death 5 Jun 1464 East Lothian, Scotland Burial Spouse John Maxwell | F3014 Marriage Abt 1428 Aryshire, Scotland
Female
+ Isabella Borthwick
Birth 1428 Fifeshire, Scotland Death 10 Feb 1492 East Lothian, Scotland Burial Spouse William Abernethy, 2nd Lord Saltoun of Abernethy | F10332 Marriage