Roger le Rus & partner 
They had a son named Ernald.
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Children
Ernald le Rus I
Ernald was born in 1100 in Stradbrook, Suffolk, England.2 He died at the age of 59 in 1159.2
1 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=GET&db=jwflank&id=I23940
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=PED&db=jwflank&id=I23926
2 http://wc.rootsweb.ancestry.com/cgi-bin/igm.cgi?op=PED&db=jwflank&id=I23926