Attention: Age at marriage (??-??-1450) below 16 years (13).
(1) She is married to John Grey.
They got married in the year 1450, she was 12 years old.
Child(ren):
(2) She is married to Edward IV.
They got married on May 1, 1464, she was 27 years old.Source 4
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=89097175&pid=2804/ Ancestry.com