Alice Greenhalgh (née Scowcroft; April 10, 1625 – May 1, 1680) was the 10th great-grandfather of Cometan, classified as one of Cometan’s distant maternal ancestors in the Prescott family line. Born in Bolton, Lancashire, Alice was the wife of William Greenhalgh (1625 – 1675), after whom they named their son in 1649. The identity of Alice’s parents remain unknown, although Alice is known to have died at the age of fifty-five in Bolton, Lancashire.
In Cometanic ancestry, Alice is classified as part of the 12th generation retrograde, categorising her as a distant ancestor of Cometan.