Find A Grave, database and images (https://www.findagrave.com : accessed 9 November 2018), memorial page for Kenneth Mackenzie (unknown–8 Aug 1881),Find A Grave: Memorial #143466696, citing Symonds Street Cemetery, Auckland, Auckland Council, Auckland, New Zealand ; Maintained by Gillian Ross (contributor 47590826) .
"New Zealand, Civil Records Indexes, 1800-1966," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:Q24V-LFRX : 27 November 2017), Kenneth McKenzie, 1881; citing Death, New Zealand, registration number 1881/5055, Archives of New Zealand, Wellington.
It may be possible to confirm family relationships with Kenneth by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
However, there are no known yDNA or mtDNA test-takers in his direct paternal or maternal line.
It is likely that these autosomal DNA test-takers will share DNA with Kenneth: