'Roger de Worsley [second son of Richard de Worsley and Maud], probably b. about 1212 and founded the branch of the family known as the Worsleys of Kempnall or Kempnough, co. Lancaster. He was twice married; his first wife Agnes may have been Agnes de Bedford or Agnes de Sale, and she was living in 1259. ... ([Ancestry of Mary Isaac], 306-7).'