Joseph Slater

Joseph Slater may refer to:


 * Joseph Slater Sr. (1750–1805), British painter, father of Joseph Slater Jr.
 * Joseph Slater Jr. (1782–1837), British portrait painter
 * Joseph Slater, Baron Slater (1904–1977), British Labour Party politician
 * Joseph E. Slater (1922–2002), American economist, president and chief executive of the Aspen Institute