Roger D'eyncourt
Roger was born in 1293 in Blanknet, Lincoln, Eng.

 Matilda or Maude UNKNOWN
Matilda or Maude was born about 1300 in Blankney, Lincoln, Eng.  Matilda or Maude is no longer alive.

 Margaret D'eyncourt
Margaret was born about 1325 in Blankney, Lincoln, Eng.