Obidiah Dingee House, also known as the Obadiah Dingee House, is a historic home located at Wilmington, New Castle County, Delaware. It was built about 1771, and is an example of an 18th-century urban residence continually occupied by working families. It is a two-story, brick dwelling consisting of a 19 feet, 6 inches wide by 24 feet deep main block with a rear wing. It is adjacent to the Jacob Dingee House. In 1976, it was moved from its original location at 107 E. 7th Street to Willingtown Square of the Delaware Historical Society.
It was added to the National Register of Historic Places in 1970.