You indicate that your great great grandfather, Willoughby was born in Ohio. There is a city of Willoughby in Lake County, Ohio. There is also a Willoughby Hills, Ohio. Do you know the county or city where your G G grandfather was from in Ohio?
From Wikipedia, "In 1835, the village was permanently named "Willoughby" in honor of Dr. Westel Willoughby, Jr., a public health official..."