Sir John Mallory
Sir John was born about 1473 in Studely, Yorkshire, England.

 Margaret Thwaites
Margaret was born about 1476 in Lound-in-the-Would, Yorkshire, England.  Margaret is no longer alive.

 Sir William Mallory
Sir William was born about 1493 in Studley, Yorkshire, England.  He died on April 27th, 1547.