Name of “Hugh Patrick McKoy”, year of birth (1866), from Muriel Leo’s (nee Oliver, 1917-1998) Family Tree.

New Zealand Electoral Roll - New Plymouth Roll 1890, found in October 2018:
McKoy, Patrick Hugh, residential, Waitara, butcher

New Zealand Electoral Roll - Patea Roll 1911, found in October 2018:
McKoy, Hugh, Normanby, butcher
McKoy, Florence, Normanby, married

Date of death, confirmation of first given name of wife, from Cemetery Record, Mangatera Cemetery, Dannevirke, page 63:
Block Z plot 12: McKay, Patrick Hugh - buried 16 Nov 1927
In loving memory of PATRICK HUGH beloved husband of Florence McKAY, died 15th November 1927 aged 61 years. Ever remembered.

Brian Oliver of nzolivers notes that burial above for Hugh is one day before day of death?

As at October 2018 Brian could not find any record of marriage on the New Zealand BDM website.

Year and country of marriage from search on Australia BDM Victoria website in October 2018:
MCKOY, Pat Hugh. Marriage. Spouse GODDARD, Flor. Registration year 1891. Reg. no. 2227.

Given name registered as “Patrick”, country of birth, from search on New Zealand BDM website in October 2018:
1866/12935. McCoy, Patrick. Mother: Mary Ann. Father: Patrick

Brian of nzolivers will make his name “Patrick Hugh McKOY”.

Full date of birth of 28 October 1866 from further searching in October 2018 on BDM Search by incrementally changing the date range for the birth.