Name, date and country of marriage to, found in July 2023 from:
https://www.wikitree.com/wiki/O'Connor-1821

The webpage above also provides links for the following children:
Mary Winifred (O'Connor) Lynch,
Margaret (O'Connor) Halse
Alice Marion O'Connor
Mark John O'Connor II
Hugh Bernadotte O'Connor
Irene Kate O'Connor
Moana Bernardine (O'Connor) Hunter
Leah Marie O'Connor

Year of birth, date and place of death, found in July 2023 from:
https://www.wikitree.com/wiki/McLaughlin-2828

Result from death search on New Zealand BDM website in July 2023:
1966/47717. O'Connor, Mary. Died age 94Y [Therefore born circa 1872]

Full date of death of 1 August 1966 confirmed from further searching in July 2023 on BDM Search by incrementally changing the date range for the death.