Robert V de Vere of Oxford
Robert was born about 1220 in Hedingham, Essex, England.  He died on September 2nd, 1296.

 Alice de Sanford
Alice was born in 1240.  She died at the age of 77 on September 7th, 1317.

 Alphonsus de Vere
Alphonsus was born in 1255.

 Joan de Vere
She died about November 23rd, 1293.