Name, year and place of marriage from search on NSW Australia BDM website in July 2025:
Registration Number: 324/1934
Groom's Family Name: GRAYDON
Groom's Given Name(s): JOHN F
Bride's Family Name(s): WILCOCK
Bride's Given Name(s): ADA
District: SYDNEY

Full date of marriage of 10 February 1934 from further searching in July 2025 on NSW BDM Search by incrementally changing the date range for the birth.

Second given name, approximate month/year, place of birth, from the New Zealand Birth Index found in July 2025:
Name: Ada Gladys Wilcock
Registration Place: Wellington, New Zealand
Birth Quarter: Oct-Nov-Dec 1908
Folio Number: 5450

Result from birth search on New Zealand BDM website in July 2025:
1908/20576. Wilcock, Ada Gladys. Mother: Elizabeth Mabel Olive. Father: Harry

Full date of birth of 2 November 1908 from further searching in July 2025 on BDM Search by incrementally changing the date range for the birth.

Month/year of death, place of death from a search on Australian Newspapers in July 2025:
Name: Ada Graydon
Gender: Female
Residence Place: Killara
Death Date: 1984
Obituary Date: 12 Nov. 1984
Obituary Place: Sydney, New South Wales, Australia
Newspaper Title: The Sydney Morning Herald
Spouse: John Frederick Gravdon

Ada and John are first cousins. Their common grandparents are John GRAYDON (1860-1930) and Elizabeth Jane JONES (1866-1945):
Ada Gladys WILCOCK > Elizabeth Mabel Olive GRAYDON > John GRAYDON and Elizabeth Jane JONES
John Frederick GRAYDON > George Henry GRAYDON > John GRAYDON and Elizabeth Jane JONES