The Governor William Sprague Mansion is an historic mansion and museum at 1351 Cranston Street in Cranston, Rhode Island. The house was the birthplace of Governor William Sprague III and his nephew, Governor William Sprague IV.

Cranston, formerly known as Pawtuxet, is a city in Providence County, Rhode Island, United States. The official population of the city in the 2020 United States Census was 82,934, making it the second-largest city in the state. The center of population of Rhode Island is located in Cranston. Cranston is a part of the Providence metropolitan area.