Mary Broster (1538 – 1593) was the 14th great-grandmother of Cometan, classified as one of Cometan’s distant paternal ancestors in the Taylor family line. Born in Cheadle, Cheshire, Mary is understood to have been the daughter of James Broster (1511 – 1553), although the identity of Mary’s mother remain unknown. Furthermore, Mary is known to have married Reginald Kellsall (1536 – 1591) and to have given birth to a daughter named Elizabeth in 1560. Mary is recorded as having died at the age of fifty-five in Cheshire.
In Cometanic ancestry, Mary is categorised as part of the 16th generation retrograde, classifying her as a distant ancestor of Cometan.