Ludwig Ritter von Köchel, Austrian botanist, composer, and publisher (born 1800)

Ludwig Ritter von Köchel

Austrian musicologist and writer (1800–1877)

Ludwig Ritter von Köchel was an Austrian musicologist, writer, composer, botanist, and publisher. He is best known for cataloguing the works of Mozart and originating the 'KV-numbers' by which they are known.