Gervase de Clifton & de Alvedeleg 
Gervase and de Alvedeleg were married in 1245 in Clifton, Nottinghamshire, England.1 They had a son and a daughter, named Gervase and Cicely.
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Children
Gervase de Clifton
Gervase was born in 1246 in Clifton, Nottinghamshire, England.1 He died at the age of 78 in 1324.1
1 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=PED&db=bevangenealogy&id=I89395&style=TABLE
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=bevangenealogy&id=I89385
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=bevangenealogy&id=I89385