"The people are so welcoming, so friendly, so proud of their country," he said.
And he was a Kiwi not just at that moment, he added, but had been since he arrived.
Anna Ilse Klekottka, who also took the affirmation, said she had been in New Zealand since 1990. Her son had just become a citizen at a ceremony in Auckland.
Accepting the invitation to address the gathering, she displayed the extent to which she had adopted her new home by speaking at length in te reo.
Those who gained New Zealand citizenship on Wednesday were:
Tonymon Antony (India, now living in Kaikohe).
Harikrishnan Bhaskaran Pillai (India, Kaikohe).
Andrea Dukers (Holland, Kaeo).
Anna Ilse Klekottka (Germany, Kaitaia).
Peter John Lindgren-Streicher (America, Kaeo).
Sheila Marisa Woods Nowak (Canada, Kaeo).
Lilian Veronica Onate Fuentealba and Alfredo Eduardo Fuenzalida Onate (Chile, Paihia).
Frederick Edward and Carol Ann Osler-Weppenaar (Australia, Paihia).
Robert James Parkinson (Britain, Kerikeri).
Jordan Luke, Sharon Amanda and Shauna Lee Roberts (Britain, Kerikeri).
Josephine Schlatter (Switzerland, Kaitaia).
Stephen Minton Schlendering (America, Russell).
Rev Augusten Subhan (India, Kaitaia).