, Robert De Clifford, 1St Baron De Clifford Robert de Clifford, 1st Baron de CliffordI11774b: d: Ancestors ? ? ? Robert de Clifford, 1st Baron de Clifford - ? ? ? Family Group Sheet - ChildPARENT (U) ?BirthDeath Father?Mother?PARENT (U) ?BirthDeath Father?Mother?CHILDRENMRobert de Clifford, 1st Baron de CliffordBirthDeath