Ralph Foster (1706 – 1778) was the 8th great-grandfather of Cometan, classified as one of Cometan’s distant paternal ancestors in the Hardacre family line. Little else is known of Ralph’s life other than he was born in Euxton in Lancashire, that he was the husband of Alice Foster and that he fathered at least one child named Mary Foster (1747 – 1819). Ralph is recorded as having died at the age of seventy-two in Eccleston, Lancashire.
In Cometanic ancestry, Ralph is categorised as part of the 10th generation retrograde, classifying him as a distant ancestor of Cometan.