A trawl through the 2,184 entries for MCCORMACK at Papers Past website would reveal much in addition to accessing the Historical bdms of New Zealand online.

Archway - Archives of New Zealand - 620 records for MCCORMICK

New Zealand Dictionary of Biography has 28 biographies for the surname MCCORMICK.

FamilySearch LDS Database has 116 entries for MCCORMICK bdms in NZ.

MCCORMICK Family Genealogy Forum



... much more sites available, but this will do for now...

After a bit of research it appears that:

In 1848 a James McCormick was the first recorded death of a McCormick in New Zealand. Unfortunately his age was not recorded
In 1855 a Joseph McCormick was the first recorded McCormick birth (in Auckland). No parents names were recorded

In October 1852 there was a J. McCormick in the Coromandel

A Matthew McCormick was in Auckland in February 1854

Donald McCormick (1804-1882) was the first McCormick settler in Marlborough
He arrived in Nelson in December 1854 from Argyll, Scotland with his wife Mary (1806-1882) and children and settled in Picton
.. their children were:
Hector - 24 year old son
- in 1888 he had some of his fingers badly smashed in a railway crane accident at the Picton wharf
- he died aged 70 in 1900
- he and brother Hugh are buried together at Picton Lawn cemetery
Sarah - adult daughter
Mary - adult daughter
Donald - 11 year old son
- he was the first recorded marriage in New Zealand
- he married Catherine McConvill in 1866
- Catherine was born 20th Nov 1845 in County Armargh, Ireland
- McCormick House was built for him on his prominent half acre site (photo of this Donald at that link)
Hugh - 9 year old son
- he died in 1912 and is buried with brother Hector
Flora - 6 year old daughter

In July 1856 A Michael McCormick with his wife and 5 children arrived in Auckland on the 'Sandford'