Ephraim was born on September 15th, 1765 in Montague,Franklin,Ma. Ephraim's father was Ephraim WHITNEY and his mother was Rhoda. He had two brothers and four sisters, named Ebenezer, Elisha, Tirzah, Anna, Ruth and Rhoda. He was the second oldest of the seven children. He died at the age of 1 on August 30th, 1767.