In October 2010, name from Sharon Gay McKoy, granddaughter of Francis Otto McKoy b.1888.
In February 2009, Brian took a photo of headstone ex Te Henui Cemetery, New Plymouth, New Zealand and wondered if this was Charles’ wife:
Mary Ann McKoy
1861 - 1920
Wife of Charles McKoy
Interred at Tokorangi
Until He Cometh

Place of birth from Birth Certificate of son Francis Otto McKoy registered 8 May 1888 and received by Brian of nzolivers.com in March 2018.

Year and country of marriage from search on New Zealand BDM website in October 2018:
1884/1228. Bride: Mary Ann Fisher. Groom: Charles McKoy

Full date of marriage of 7 August 1884 from further searching in October 2018 on BDM Search by incrementally changing the date range for the marriage.

Different year from search on New Zealand BDM website in October 2018:
1860/7257. Fisher, Mary Ann. Mother: Elizabeth. Father: Cornelius

Full date of birth of 25 August 1860 from further searching in October 2018 on BDM Search by incrementally changing the date range for the birth.

Result from death search on New Zealand BDM website in October 2018:
1920/12218. McKoy, Mary Ann, died age 59Y

Full date of death of 14 June 1920 from further searching in October 2018 on BDM Search by incrementally changing the date range for the death.