Democrats 66 Representation Representation

| Year_ | Lijsttrekker | Fractievoorzitter | Cabinet | Chair |
|---|---|---|---|---|
| 1976 | no elections | Jan Terlouw | Hans Gruijters | Jan Glastra van Loon |
| 1977 | Jan Terlouw | Jan Terlouw | opposition | Jan Glastra van Loon |
| 1978 | no elections | Jan Terlouw | opposition | Jan Glastra van Loon |
| 1979 | no elections | Jan Terlouw | opposition | Jan Glastra van Loon |
| 1980 | no elections | Jan Terlouw | opposition | Henk Zeevalking |
| 1981 | Jan Terlouw | Laurens-Jan Brinkhorst | Jan Terlouw | Henk Zeevalking |
| 1982 | Jan Terlouw | Maarten Engwirda | opposition | J. Berkom |
| 1983 | no elections | Maarten Engwirda | opposition | Jacob Kohnstam |
| 1984 | no elections | Maarten Engwirda | opposition | Jacob Kohnstam |
| 1985 | no elections | Maarten Engwirda | opposition | Jacob Kohnstam |
| 1986 | Hans van Mierlo | Hans van Mierlo | opposition | S. van der Loo |