Society Chairs
Chairs / Voorzitters
| 1 | Nijland |
| 2 | De Sitter |
| 3 | Stein |
| 4 | Pannekoek |
| 5 | Hins |
| 6 | Hertzsprung |
| 7 | Minnaert |
| 8 | Oort |
| 9 | Zanstra |
| 10 | Oosterhof |
| 11 | Van de Hulst |
| 12 | Minnaert |
| 13 | Blaauw |
| 14 | Van Albada |
| 15 | Muller |
| 16 | De Jager |
| 17 | Borgman |
| 18 | Fokker |
| 19 | Van Bueren |
| 20 | Van Woerden |
| 21 | Hovenier |
| 22 | Zwann |
| 23 | Habing |
| 24 | TBC |
| 25 | Waelkens |
| 26 | Barthel |
| 27 | Haverkorn |