His siblings included: Thomas Contee Worthington (1782–1847), a U.S. Representative from Maryland, Sarah Matilda Worthington (1790–1854) and Walter Brooke Cox Worthington (1795–1845), a member of the Maryland House of Delegates.
His siblings included: Thomas Contee Worthington (1782–1847), a U.S. Representative from Maryland, Sarah Matilda Worthington (1790–1854) and Walter Brooke Cox Worthington (1795–1845), who served in the state legislature.