John I Plantagenet Lackland of England
John I Plantagenet Lackland of was born on December 24th, 1166 in Beaumont Palace, Oxford, Oxfordshire, England.  He died at the age of 49 on October 19th, 1216 in Newark Castle, Newark, Nottinghamshire, England.  He was buried on October 22nd, 1216 in Worecster Cathedral.

 Hawise de Tracy
Hawise was born before 1175.  She died after 1188.

 UNKNOWN Henry
UNKNOWN was born about 1188.

 John FitzJohn Courcy
John FitzJohn was born about 1188.

 UNKNOWN Ivo
UNKNOWN was born about 1188.

 UNKNOWN Oliver
UNKNOWN was born about 1188.

 Geoffrey FitzRoy
Geoffrey was born about 1188.  He died in 1205.

 Odo FitzRoy
Odo was born about 1188.

 Osbert Giffard
Osbert was born about 1188 in Winterborne, Dorset, England.  He died about 1237.

 Matilda of Barking
Matilda of was born before 1216.

 Isabella la Blanche
Isabella was born before 1216.