Bank of New Zealand (BNZ) is one of New Zealand's largest banks. The first branch opened in Dunedin on 2 December 1861. BNZ is now owned by National Australia Bank.
For a large part of New Zealand's history the banking industry was divided between Trading and Savings Banks, with the BNZ being a Trading Bank.
BNZ is a 25% shareholder in Loyalty New Zealand Limited, the operator of Fly Buys in New Zealand and provides benefits to customers through it.