Ernst Meyer may refer to: Ernst Heinrich Friedrich Meyer (1791–1858), German botanist Ernst Meyer (painter) (1797-1861), Danish painter Ernst Meyer (Swedish politician) (1847–1925), Swedish politician Ernst Meyer (German politician) (1887–1930), German Communist Party leader Ernst Meyer (historian) (1898-1975), German ancient historian Ernst Hermann Meyer (1905–1988), German composer and musicologist See also Ernst Walter Mayr (1904–2005), German evolutionary biologist :de:Ernst Meyer, a longer list in German Wiki