St. Joseph on the Brandywine, originally Saint Joseph's Church until St. Joseph's Church- Wilmington was built in 1947, is a parish of the Roman Catholic Church in Greenville, New Castle County, Delaware, in the Diocese of Wilmington. It is a historic parish church complex and national historic district located on Old Church Road. Since 2002 its old convent building has housed the diocesan archives, with records going back two centuries. It is also the home parish of the 46th President of the United States, Joe Biden.
