The following data is extracted from Genealogy and Biography of Ontario County, New York.
Robert, son of William Gifford, was born in 1660, removed to Dartmouth, Massachusetts, where he erected a homestead on the estate deeded to him by his father, and died in 1730. He married (first) Sarah, born February 2, 1658, died 1724, daughter of Stephen and Sarah (Briggs) Wing; (second) Elizabeth . Children: Benjamin, see forward; Jeremiah, married Mary Wright; Stephen, married Mary ; Timothy, married Hannah, daughter of Nathan and Elizabeth Tompkins; Simeon. married Susannah.
Source: Genealogy and Biography of Ontario County, New York