Elizabeth Tyffine (c. 1585 – ????) was the 11th great-grandmother of Cometan, classified as one of Cometan’s distant paternal ancestors in the Hardacre family line. Born somewhere in Cumberland, Elizabeth’s maiden name and the identity of her parents remain unknown as are the details of her death. Elizabeth’s husband was named Adam and her son named John in 1607.
In Cometanic ancestry, Agnes is categorised as part of the 13th generation retrograde, classifying her as a distant ancestor of Cometan.