Iznogoud is known as Iznogoedh in Dutch. Originally there were 8 Dutch Iznogoud books published through Amsterdam Boek/Lombard and Dargaud, but then in 1991 the publisher Arboris started the numbering over again with 4 more books. Confusing, indeed. Thanks to Dik for help with information.

Iznogoud = Iznogoedh
Servant = Ali del Dehrel
Caliph = Haroen el Poessah

1. Grootvizier Iznogoedh
(The Grand Vizier Iznogoud)

Original French publication date: 1966
Dutch publication dates:
1973 (Amsterdam Boek/Lombard) (missing story #4)

2. De listen en lagen van grootvizier Iznogoedh
(The Tricks and Lies of Grand Vizier Iznogoud)

Original French publication date: 1967
Dutch publication dates:
1973 (Amsterdam Boek/Lombard) (missing story #4)

3. De vakantie van de Kalief
(The Vacation of the Caliph)

Original French publication date: 1967
Dutch publication dates:
1974 (Amsterdam Boek/Lombard)

4. Iznogoedh de verrader
(Iznogoud the Traitor)

Original French publication date: 1969
Dutch publication dates:
1974 (Amsterdam Boek/Lombard)

5. Lancering van de grootvizier
(Launching of the Grand Vizier)

Original French publication date: 1969
Dutch publication dates:
1975 (Amsterdam Boek/Lombard)

6. De wortel van het kwaad
(The Root of Evil)

Original French publication date: 1971
Dutch publication dates:
1976 (Amsterdam Boek/Lombard)