John Maxwell of Calderwood & Margaret Borthwick 
John and Margaret were married on December 4th, 1450.1 They had a son and a daughter, named George and Marion.
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Personal Details
Margaret Borthwick
Margaret was born in 1385 in Borthwick, Midlothian, Scotland.1 She died at the age of 79 on June 5th, 1464.1
1 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=PED&db=bevangenealogy&id=I32509&style=TABLE
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=bevangenealogy&id=I34332
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=bevangenealogy&id=I34332