- Kant, Immanuel, 1724-1804 (9)
- Heidegger, Martin, 1889-1976 (7)
- Böhme, Jacob, 1575-1624 (4)
- Nicholas, of Cusa, Cardinal, 1401-1464 (4)
- Peuckert, Will-Erich, 1895-1969 (4)
- Aristotle (3)
- Plato, 427-347 B.C. (3)
- Rolfes, Eugen, 1852-1932 (3)
- Schopenhauer, Arthur, 1788-1860 (3)
- Vorländer, Karl, 1860-1928 (3)
- Kaegi, Werner, 1901-1979 (2)
- Löhneysen, Wolfgang, Freiherr von, 1919- (2)
- Apelt, Otto, b. 1845 (1)
- Bauer, Heinz, 1928- (1)
- Beierwaltes, Werner, 1931- (1)
- Bien, Günther, 1936- (1)
- Blum, Paul Richard (1)
- Bohnenstaedt, E. (1)
- Bonitz, Hermann (1)
- Bonsiepen, Wolfgang (1)
- Bruno, Giordano, 1548-1600 (1)
- Bröcker-Oltmanns, Käte (1)
- Buek, Otto (1)
- Christ, Wilhelm von, 1831-1906 (1)
- Clairmont, Heinrich (1)
- Cohen, Hermann, 1842-1918 (1)
- Dehrmann, Mark-Georg (1)
- Ehrenfels, Christian, Freiherr von, 1859-1932 (1)
- Elliger, Karl, 1901-1977 (1)
- Fabian, Reinhard (1)
- Gadamer, Hans Georg, 1900- (1)
- Gebhardt, Carl, 1881-1934 (1)
- Gedan, Paul (1)
- Goretzki, Catia (1)
- Grimm, Jacob, 1785-1863 (1)
- Grimm, Wilhelm, 1786-1859 (1)
- Hallwachs, Wilhelm (1)
- Harder, Richard, 1896-1957 (1)
- Hegel, Georg Wilhelm Friedrich, 1770-1831 (1)
- Heimbüchel, Bernd, 1956- (1)
- Heinz, Marion (1)
- Hermisson, Hans-Jürgen (1)
- Herrmann, Friedrich Wilhelm von (1)
- Hofmann, Josepha (1)
- Horst, Friedrich (1)
- Humboldt, Wilhelm, Freiherr von, 1767-1835 (1)
- Jacobi, Friedrich Heinrich, 1743-1819 (1)
- Jaeschke, Walter (1)
- Kirchmann, J. H. von (Julius Hermann), 1802-1884 (1)
- Kunze, Peter, 1949- (1)
- Königlich Bayerische Akademie der Wissenschaften (1)
- Lasson, Adolf, 1832-1917 (1)
- Löwith, Karl, 1897-1973 (1)
- Mandelkow, Karl Robert, 1926- (1)
- Nicolin, Günther (1)
- Ochwadt, Curd (1)
- Oppel, Horst, 1913- (1)
- Plotinus, 205-270 (1)
- Porphyrios, ca. 234-ca. 305 (1)
- Reich, Klaus (1)
- Rombach, Heinrich, 1923- (1)
- Scheler, Max, 1874-1928 (1)
- Schlechta, Karl, 1904- (1)
- Seidl, Horst, 1938- (1)
- Seubold, Günter, 1955- (1)
- Spinoza, Benedictus de, 1632-1677 (1)
- Steiger, Renate (1)
- Strauss, Hans, 1932- (1)
- Thomas, Aquinas, Saint, 1225?-1274 (1)
- Valentiner, Theodor, 1878- (1)
- Weber, Max, 1864-1920 (1)
- Wessels, Hans-Friedrich, 1948- (1)
- William, of Ockham, ca. 1285-ca. 1349 (1)
- Zekl, Hans Günter (1)