Unknown Bertram
Unknown was born about 1195.  Unknown is no longer alive.

 Agnes Mitford
Agnes was born in 1197 in Mitford, Northumberland, Eng.  She died after August 20th, 1253 in Mitford, Northumberland, Eng.

 Isabel Bertram
Isabel was born in 1214 in Mitford, Northumberland, Eng.

 Lord Roger Bertram
Lord Roger was born on December 5th, 1224.

 Christian Bertram
Christian was born in 1230.