- Popper, Karl Raimund, Sir, 1902-1994 (19)
- Bartley, William Warren, 1934-1990 (3)
- Kiesewetter, Hubert, 1939- (2)
- Niemann, Hans-Joachim (2)
- Schiffer, Eva (2)
- Albert, Gretl (1)
- Hansen, Troels Eggers (1)
- Keuth, Herbert, 1940- (1)
- Salamun, Kurt (1)
- Witschel, Günter (1)