Toen was geluk heel gewoon De N.V. Jaap Kooiman (1994–2009) Online
- Original Title :
- De N.V. Jaap Kooiman
- Genre :
- TV Episode / Comedy
- Year :
- 1994–2009
- Directror :
- Zdenek Kraus
- Cast :
- Gerard Cox,Joke Bruijs,Sjoerd Pleijsier
- Type :
- TV Episode
- Time :
- 25min
- Rating :
- 6.1/10
| Episode credited cast: | |||
 | Gerard Cox | - | Jaap Kooijman |
| Joke Bruijs | - | Nel Kooijman |
| Sjoerd Pleijsier | - | Siem Stokvis |
| Mouna Goeman Borgesius | - | Zus Stokvis-Mollema (credit only) |
| Rest of cast listed alphabetically: | |||
| Hein Boele | - | Notaris Wessels |
| Flip Heeneman | - | Cornelis Peppink |
| Ella Snoep | - | Elly van der Dood |