Robert Plumpton
Robert was born about 1264 in Plumpton, Yorkshire, England.  He died about 1325 in Plumpton, Yorkshire, England.

 Lucy De Ros
Lucy was born about 1270 in Ingmanthorpe, England.  She died after 1332 in Plumpton, Yorkshire, England.

 Sir William Plumpton
Sir William was born about 1294 in Plumpton, Yorkshire, England.  He died in 1362.

 Marmaduke Plumpton
Marmaduke was born about 1296.

 Isabella Plumpton
Isabella was born about 1298.

 Robert Plumpton
Robert was born about 1300.

 Eustacia Plumpton
Eustacia was born about 1302 in Plumpton, Yorkshire, England.