Robert II de Ufford
Robert II was born about 1279.  He died in 1316.

 Cecily de Valoines
Cecily was born before 1285.

 Robert III de Ufford
Robert III was born about 1298.  He died in 1369.

 Ralph de Ufford
Ralph was born after 1298.  He died in 1346.

 Edmund de Ufford
Edmund was born before 1316.

 John de Ufford
John was born before 1316.