Karl Friedrich August Alfred Gercke (20 March 1860, Hannover – 26 January 1922, Breslau) was a German classical philologist.
In 1886–88 he worked as an instructor at the Luisengymnasium in Berlin, and from 1890 to 1893, was a lecturer at the University of Göttingen.
[1] He published editions of Chrysippus (from fragments) and Theophrastus, and contributed an article on Aristotle to the Pauly-Wissowa Realencyclopedie.
In his investigations of Seneca, he provided the first scientific examination of "Quaestiones naturales" (1907).
[1] With Eduard Norden, he published Einleitung in die Altertumswissenschaft (Introduction to Classical Studies); its first edition (1908/12, 3 volumes) had contributions made by academicians that included Franz Winter, Paul Kretschmer, Karl Julius Beloch, Ernst Bickel, Erich Bethe, Paul Wendland, Johan Ludvig Heiberg and Ernst Kornemann.