William de Plumpton
b. 1294, Plumpton, Yorkshire, England
d. 1362

father:
Robert Plumpton(#1), b. 1268, d. 1325,

mother:
Lucy de Ros or Roos, b. 1270, d. 1332

siblings:
Marmaduke De Plumpton
Isabella De Plumpton
Robert De Plumpton
Eustacia De Plumpton

spouse:
Christiana Mowbray, b. 1305, d. 25 Dec 1362

children:
Robert Plumpton(#2),b. 1320, d. 19 Apr 1407

biographical and/or anecdotal:

notes or source:
http://www.dnh.mv.com/ipusers/rniquett/niquet/g0000147.html#I5243
dob,m&f,--http://www.smokykin.com/ged/f001/f31/a0013114.htm