Name of “Gordon Graydon” from Death Notice of mother, Elizabeth Jane Graydon (nee Jones) and added here in June 2025.

Second given name, date and country of birth and death, place of burial, photo of headstone, from Find a Grave website found in June 2025:
https://www.findagrave.com/memorial/232222873/gordon_percival-graydon
Name: Gordon Percival Graydon
Birth: 21 Jan 1893, New Zealand
Death: 3 Sep 1971 (aged 78), New Zealand
Burial: Waikumete Cemetery & Crematorium, Glen Eden, Auckland Council, Auckland, New Zealand
Plot: Service Persons Ash Burial Area K, Row 3A, Plot 64

Result from birth search on New Zealand BDM website in June 2025:
1893/1898. Graydon, Gordon Percival. Mother: Elizabeth. Father: John

Full date of birth of 21 January 1893 confirmed from further searching in June 2025 on BDM Search by incrementally changing the date range for the birth.

Year of marriage of “1927” from online record of New Zealand Marriage Index, found in June 2025.

Occupation from the New Zealand Electoral Roll - Mt. Albert General Roll 1954, found in June 2025:
Graydon, Gordon Percival, 185 Mt. Albert Rd., SW2, tunneller (R)
Graydon, Margaret Annie Sinclair, 185 Mt. Albert Rd., SW2, married (R)
Graydon, Allan Ralph, 185 Mt. Albert Rd., SW2, printer (R) [Son]
Graydon, Dean Gordon, 185 Mt. Albert Rd., SW2, linesman (R) [Son]