John Juzek (né Janek Jůzek, aka Jan, aka Johann;1892, Písek – c. 1965, Luby) was a Czech merchant, widely known in North America as an exporter of violins, violas, cellos, and double basses made and labeled under his anglicized name, "John Juzek," crafted mostly by guilds and various independent makers in the Bohemia region of the Czechoslovakia and Germany border.