Effan Scolefield (née Carleton; 1568 – ????) was the 12th great-grandmother of Cometan, classified as one of Cometan’s distant paternal ancestors in the Hardacre family line. Born in Halifax, Yorkshire, Effan is understood to have been the wife of Samuel Scolefield and the mother of Maria Scolefield. The details about Effan’s death remain unknown.
In Cometanic ancestry, Effan is categorised as part of the 14th generation retrograde, classifying her as a distant ancestor of Cometan.