Johann Leopold may refer to,
Johann Leopold, Hereditary Prince of Saxe-Coburg and Gotha (1906–1972), eldest son of Charles Edward, Duke of Saxe-Coburg and Gotha and Princess Victoria Adelaide of Schleswig-Holstein-Sonderburg-Glücksburg Johann Leopold Theodor Friedrich Zincken (1770–1856), German entomologist Johann Leopold Zillmann (1830–1892), German missionary to Australia Johann Georg Leopold von Versen (1791–1868), German military and nobleman Johann Leopold Abel (1795–1871), German pianist and composer
See also John Leopold (disambiguation)