| Verfasser | Häufigkeit |
| Hartmann, Anton Theodor 1774-1838 |
75 |
| Hartmann, Thomas |
68 |
| Ebbrecht-Hartmann, Tobias 1975- |
56 |
| Hartmann, Karl Amadeus 1905-1963 |
41 |
| Hartmann, Arndt |
39 |
| Tyrell, Hartmann 1943- |
30 |
| Hartmann-Wendels, Thomas 1957- |
27 |
| Hartmann, Tilo 1975- |
26 |
| Hartmann, Christian 1959- |
25 |
| Hartmann, Thom 1951- |
25 |
| Vordermayer, Thomas 1983- |
24 |
| Plöckinger, Othmar 1965- |
23 |
| Hartmann von Aue 1160-1210 |
22 |
| Hartmann, Thomas de |
22 |
| Gurdjieff, Georges I. 1872-1949 |
21 |
| Hartmann, Thomas 1982- |
20 |
| Wullich, Bernd |
18 |
| Hartmann-Tews, Ilse 1956- |
17 |
| Hartmann-Wergen, Tanja 1970- |
17 |
| Taubert, Helge |
17 |