Thomas Fitz William
Thomas was born about 1195 in Sprotborough, , , England.  He died after 1266 in , , , England.  He was buried after 1266 in , , , England.

 Agnes Bertram
Agnes was born about 1206 in Mitford, , , England.

 Denise Fitz William
Denise was born about 1216 in Sprotborough, , , England.

 William Fitz William