Castillon Renaud de Courtenay & partner 
They had a son named Athon.
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Children
Athon de Courtenay
Athon was born in 0985 in Courtenay, France.2 He died at the age of 15 in 1000 in France.2
1 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=:3048480&id=I582806566
2 http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=tamer&id=I5298&style=TABLE
2 http://wc.rootsweb.com/cgi-bin/igm.cgi?op=PED&db=tamer&id=I5298&style=TABLE