Joseph Schwartz or Joseph Schwarz may refer to:
Joseph Schwartz (architect) (1858–1927), architect of Sioux Falls, South Dakota Joseph A. Schwarcz (born 1947), chemistry professor Joseph M. Schwartz (born 1954), political theorist and left political activist Joseph Schwartz, owner of the San Diego Mariners ice hockey team Joseph Schwarz (baritone) (1880–1926), Russian-born German baritone Joseph Schwarz (geographer) (1804–1865), Jewish geographer, Palestine researcher and rabbi
See also Edward Joseph Schwartz (1912–2000), United States federal judge