Daughter of Myron Jedediah Ferguson (1828-78) and Martha Williams (1836-89). Myron was son of Stephen Ferguson (1799-1869) and Mary Ann Atwood (1795-1878) of Wysex, Bradford Co, PA. Stephen was son of William Ferguson (1762-1826) and Patience Franklin.
Noted events in her life were:
1. Census, 1880, Coles County, Illinois, United States. Yyphora Ferguson is 17, living with mother Martha J Ferguson. Complete household is Martha J Ferguson, 44, widow, born IL, keeps house, father born VA, mother born MD, with son Oscar O (20, single, medical student, born IL, father born PA), dau Yyphora (17), nephew William Darnblaser (11), and servant Mollie Henesey (20, single, born IL, parents born Ireland).(Coles Co, Mattoon Twp, IL, p183B)