Joseph Katz

Joseph Katz may refer to:


 * Joseph Katz (Soviet agent) (1912–2004), worked for Soviet intelligence from the 1930s to the late 1940s
 * Joseph Katz (professor), Israel-born American fluid dynamicist
 * Joseph J. Katz (1912–2008), chemist at Argonne National Laboratory
 * Joseph M. Katz (1913–1991), entrepreneur who founded a gift-wrap manufacturing company