The mother of Frances Belayse was Grace Barton "sole heiress of her father" Thomas /Barton/ of Smithells, co Lanc; Knt
by his wife
Christiana /Cartwright/
https://www.genealogics.org/getperson.php?personID=I00059233&tree=LEO
Going up the Cartwright line, Leo has very few to no dates for her ancestors. But we can assign a few date ranges at least
William /Molyneux/ of Haughton, co Nott
third son
died 31 Oct 1541
his father
Robert /Molyneux/ of Haughton, co Nott; Knt
died 13 Apr 1539
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