Name of “Willam Barron” from Ross Rogers, descendant from the grandfather of Ambrosine Rogers b. 1854 (whom married Frank Richard Oliver b. 1850), in an email dated 10 November 2016.

No record of marriage could be found on the New Zealand BDM website as at January 2020:

Year and country of death, from death search on New Zealand BDM website in February 2021:
1940/27639. Barron, William, died age 71Y [Therefore born circa 1869]

Full date of death of 21 September 1940 from further searching in February 2021 on BDM Search by incrementally changing the date range for the death.