Name from hand-drawn ‘Billing’ tree in Muriel Leo’s (nee Oliver, 1917-1998) collection.

No record of birth could be found on the New Zealand BDM website as at February 2019. This is because the date of birth may be within the 100 year limit on access to free historical records.

No record of marriage could be found on the New Zealand BDM website as at February 2019.

Year and country of death, date of birth, from death search on New Zealand BDM website in February 2019:
2004/31089. Billing, Jean Mary. Date of Birth: 2 September 1922

Full date of death of 18 December 2004 from further searching in February 2019 on BDM Search by incrementally changing the date range for the death.

New Zealand Electoral Roll for “Egmont” in 1946, found in February 2019:
Dawson, Jean Mary, Kahui Road, Rahotu, spinster (Egmont Supplementary Roll No. 1)
Dawson, Gerald Douglas, Rahotu, farmer [Father] (Egmont General Roll)
Dawson, Alice Jane McLeod, Rahotu, married [Mother] (Egmont General Roll)
Dawson, Amy, Kahui Road, Rahotu, married [Aunt or Grandmother] (Egmont General Roll)
Dawson, Raymond William, Rahotu, butcher [Uncle] (Egmont General Roll)
Dawson, John Arthur, Rahotu, farmer [unknown if related] (Egmont Supplementary Roll No. 1)
Dawson, Alice Emma, Rahotu, married (Egmont General Roll)
Dawson, Charles Frederick, Kahui Road, Rahotu, farmer (Egmont General Roll)
Dawson, Edith Aylesbere, Kahui Road, Rahotu, married (Egmont General Roll)
Dawson, Jean Helen, Rahotu, married (Egmont General Roll)
Dawson, Keith George, Rahotu, mechanic (Egmont General Roll)
Dawson, Mona, Upper Kahui Road, Rahotu, married (Egmont General Roll)
Dawson, Victor William Henry, Kahui Road, Rahotu, farmer (Egmont General Roll)

New Zealand Electoral Roll - Patea Supplementary Roll No. 2 1949, found in February 2019:
Billing, Jean Mary, Rangikura, Waverley, married
Billing, Alfred Harold Rolland, Rangikura, Waverley, farmer

Therefore married between 1946 and 1949, say circa 1948.

Place of birth from research file51 in February 2019.