Nigel De Plumpton
Nigel was born about 1169 in Plumpton, Yorkshire, England.  He died in 1205 in Plumpton, Yorkshire, England.

 Juliana De Warwick
Juliana is no longer alive.

 Peter De Plumpton

 Robert De Plumpton
Robert was born in Plumpton, Yorkshire, England.  He died in 1244.