First given name from birth search of son on New Zealand BDM website in July 2025:
1918/3661. Clegg, Noel Desmond. Mother: Ellen. Father: David

Maiden name, year and country of marriage from search on New Zealand BDM website in July 2025:
1903/710. Bride: Ellen Hellier. Groom: David Clegg

Full date of marriage of 29 January 1903 from further searching in July 2025 on BDM Search by incrementally changing the date range for the marriage.

Entry from the New Zealand, Marriage Index found in July 2025:
Groom: David Clegg
Bride: Ellen Hellier
Marriage Year: 1903
Marriage Place: New Zealand
Folio Number: 351

New Zealand Electoral Roll - Roskill General Roll 1946, found in July 2025:
Clegg, Ellen, 35 Queens Ave., married
Clegg, David, 35 Queens Ave., retired
Clegg, Hazel Marian, 35 Queens Ave., spinster [Daughter]
Clegg, Noel Desmond, 35 Queens Ave., labourer [Son]