Calvin G. Woodcock and Sarah A. Woodcock (Gould) are the earliest ancestors of Hazel Woodcock identified thus far. Calvin Woodcock likely was born in New York, and the line of his descendants to Hazel Woodcock remained there until about 1869, when his son, Hazel's grandfather, Hiram G. Woodcock migrated to Boone County, Iowa. Hazel Woodcock was born in Iowa on 4 Oct 1896.