| Author | Popularity |
| Engel, David |
48 |
| Engel, Franz-Wilhelm |
21 |
| Engel, Helmut |
19 |
| Engel, Eduard, 1851-1938 12.11.1851-23.11.1938 |
18 |
| Engel, Eva J. |
16 |
| Engel, Helmut 1935-2019 |
13 |
| Engel-Janosi, Friedrich, 1893-1978 1893-1978 |
12 |
| Engel, Gerhard |
11 |
| Engel, Reinhard |
11 |
| Engel, Kathrin |
10 |
| Engel, Eduard |
9 |
| Historische Kommission zu Berlin |
9 |
| Engel, David 1951- |
8 |
| Engel, Gerhard 1906-1976 |
8 |
| Jersch-Wenzel, Stefi |
8 |
| Engel, Ludwig |
7 |
| Engel, Ulf |
7 |
| Treue, Wilhelm |
7 |
| Arbeitsgemeinschaft Neuengamme für die Bundesrepublik |
6 |
| Engel, Bernhard 1953- |
6 |
