Suein de Essex , Sheriff of Essex
Suein de was born in 1045 in Essex, England.  He died after 1086.

 John Wicmarc
John was born about 1070 in Essex, England.  John is no longer alive.

 Robert FitzSuein of Essex , Lord of Rayleigh
Robert FitzSuein of was born about 1085 in Rayleigh, Rochford, Essex, England.  Robert FitzSuein of is no longer alive.