- Hegel, Georg Wilhelm Friedrich, 1770-1831 (40)
- Horkheimer, Max, 1895-1973 (12)
- Heidegger, Martin, 1889-1976 (9)
- Schmid Noerr, Gunzelin (7)
- Glöckner, Hermann, 1889- (5)
- Kant, Immanuel, 1724-1804 (5)
- Schmidt, Alfred (5)
- Michel, Karl Markus, 1929- (4)
- Moldenhauer, Eva (4)
- Henning, Leopold von (3)
- Herrmann, Friedrich Wilhelm von (3)
- Michelet, Karl Ludwig, 1801-1893 (3)
- Adorno, Theodor W., 1903-1969 (2)
- Bonsiepen, Wolfgang (2)
- Gans, Eduard, 1798-1839 (2)
- Grotsch, Klaus (2)
- Lucas, Hans-Christian (2)
- Nicolin, Friedhelm, 1926- (2)
- Rameil, Udo (2)
- Schüler, Gisela (2)
- Tiedemann, Rolf, 1932- (2)
- Baars, Jan (1)
- Baum, Manfred, 1939- (1)
- Blust, Franz-Karl (1)
- Boumann, Ludwig (1)
- Ebert, Theodor, 1937- (1)
- Frings, Manfred S., 1925- (1)
- Hegel, Karl, 1813-1901 (1)
- Heinz, Marion (1)
- Hogemann, Friedrich (1)
- Hotho, Heinrich Gustav (1)
- Jaeger, Petra, 1949- (1)
- Jaeschke, Walter (1)
- Jamme, Christoph, 1953- (1)
- Kriegel, Peter (1)
- Marheineke, Philipp, 1780-1846 (1)
- Meist, Kurt Rainer (1)
- Michalski, Mark (1)
- Neumann, Günther (1)
- Ochwadt, Curd (1)
- Rill, Ingo (1)
- Rosenkranz, Karl, 1805-1879 (1)
- Scheler, Max, 1874-1928 (1)
- Schulze, Johannes (1)
- Weisser-Lohmann, Elisabeth (1)