Mary Ann Delafield DuBois was an American sculptor and philanthropist. In 1854 she was co-founder of New York Nursery and Child's Hospital, and was the hospital's director.

Edward Delafield was an American physician, primarily known as an ophthalmologist, but also for his work in obstetrics and gynaecology. He was the co-founder of the New York Eye Infirmary and the first president of the American Ophthalmological Society. From 1858 until his death he was the president of the College of Physicians and Surgeons in New York City. His son, Francis Delafield, also became a prominent physician.