Family: John De St. Claire, II / Elizabeth Polwarth (F890)
m. 1372
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Male
John De St. Claire, II
Birth 1356 Midlothian, Scotland 
Death 9 May 1429 East Lothian, Scotland Burial Marriage 1372 East Lothian, Scotland Father John Saint Clair | F23432 Group Sheet Mother Margaret Sinclair | F23432 Group Sheet
Female
Elizabeth Polwarth
Birth Between 1345 and 1356 Berwickshire, Scotland Death 20 Jun 1449 Berwickshire, Scotland Burial Father Patrick de Polwarth | F7188 Group Sheet Mother Agnes Hume | F7188 Group Sheet
Female
+ Katherine De St. Claire
Birth 1375 East Lothian, Scotland Death 28 Mar 1450 East Lothian, Scotland Burial 28 Mar 1450 Scotland Spouse 2nd Lord Seton John De Seton | F581 Marriage 1390 Midlothian, Scotland
Male
+ Second Laird Of Polwerth John De St. Clair
Birth 1397 Berwickshire, Scotland Death 20 Dec 1466 Berwickshire, Scotland Burial Spouse Isobel De Home | F21955 Marriage 1422 Berwickshire, Scotland