Robert de Grey , of Rotherfield, Sir
Robert de was born in Rotherfield Greys, Henley-on-Thames, Oxfordshire, England.  He died before May 27th, 1295.

 Joan de Valognes , Heiress of Shabbington
Joan de was born about 1257 in Shabbington, Buckinghamshire, England.  She died before November 12th, 1312.

 John de Grey , of Rotherfield, MP, Sir
John de was born in 1277 in Rotherfield Greys, Henley-on-Thames, Oxfordshire, England.  He died at the age of 34 on October 17th, 1311 in Wilton, Wiltshire, England.

 Thomas de Grey
Thomas de was born about 1279 in Rotherfield Greys, Henley, Oxfordshire, England.