VaKristu ndivo chitendero chikuru muNew Zealand, kunyange hazvo nzanga yavo iri pakati pevanhu vasingadi zvechitendero munyika yose. Kuverengwa kwevanhu kwakaitwa muna 2013, 55.0% yevagari vakazvizivisa nezvitendero zvinopfuura chimwe chete, kusanganisira 49.0% vanozviti vaKristu. Vamwe 41.9% vakaratidza kuti havana chitendero. Zvitendero zvikuru zvechiKristu ndezvi, maererano nenhamba yevateveri, Roman Catholicism (12.6%), Anglicanism (11.8%), Presbyterianism (8.5%) uye "Christian not further defined" (kureva vanhu vanozviti vaKristu asi vasingatauri chitendero, 5.5%). Zvitendero zveMāori zvinonzi Ringatū naRātana (1.4%) zvakare zvechiKristu. Kuchinja kwehuwandu hwevanhu mumakumi emakore achangopfuura kwakakonzera kukura kwezvitendero zvidiki, zvakaita seHinduism (2.1%), Buddhism (1.5%), Islam (1.2%) uye Sikhism (1.5%).
Chitendero cheRoma Katurike