1827 in New Zealand

The following lists events that happened during 1827 in New Zealand.

Incumbents

23 – 28 January - Jules Dumont d'Urville is the first European to make the passage through the notoriously dangerous French Pass thus determining the insularity of the island which now bears his name. On 23rd he discovers the passage; on 25th he sails it in a ship's boat; and on 28th he takes the corvette Astrolabe through, considered a 'masterful feat of seamanship'.
30 January – The Rosanna leaves the Hokianga Harbour for Sydney signalling the end of the attempt by the 1825 New Zealand Company to settle New Zealand.
January
* – Ngāpuhi chief Hongi Hika is shot during a minor engagement at Mangamuka beach in the Hokianga. The wound is serious but Hongi survives for 14 months.
* – The Wesleyan mission at Kaeo, near Whangaroa, is sacked by Ngāti Uru as they leave the area after the attack by Ngāpuhi.
October
* - The second sailing ship built in New Zealand, the 40-ton schooner Enterprise, is completed in the Horeke shipyard in the Hokianga Harbour.
September
* – Captain William Wiseman in the Elizabeth on a flax trading voyage, names Port Cooper after one of the owners of the Sydney trading firm, Cooper & Levy.

;Undated

John Guard establishes a whaling station at Te Awaiti on the Arapaoa Island shore of the Tory Channel. This is the first permanent land-based whaling station in New Zealand and the first European settlement in the South Island.
Ngāti Toa chief Te Rauparaha begins attacks on South Island tribes.

;Undated