Robert Clifton Weaver was an American economist, academic, and political administrator who served as the first United States secretary of housing and urban development (HUD) from 1966 to 1968, when the department was newly established by President Lyndon B. Johnson. Weaver was the first African American to be appointed to a US cabinet-level position.

The United States Secretary of Housing and Urban Development is the head of the United States Department of Housing and Urban Development, a member of the president's Cabinet, and thirteenth in the presidential line of succession. The post was created with the formation of the Department of Housing and Urban Development on September 9, 1965, by President Lyndon B. Johnson's signing of into law. The department's mission is "to increase homeownership, support community development and increase access to affordable housing free from discrimination."