Ludwig Ernst August Bachmann (1856-1937) was a German chess author and chronicler of chess. He worked for the Bavarian railway as a senior official. In his spare time, he collected information on chess events and put them in yearbooks (Schach-Juhrbuch), from 1891 to 1930. He wrote 44 volumes of chess events and yearbooks. His nickname was the ‘Chess Herodotus’. He was the first person to issue a yearbook on chess.