Name, year and country of birth, from Birth search on New Zealand BDM website in June 2018:
1885/5102. McGregor, George. Mother: Kate. Father: Charles

New Zealand Electoral Roll - Auckland Central General Roll for 1911, found in June 2018:
McGregor, George, 2 Canada Street. settler
McGregor, William Charles, 2 Canada Street. cabinetmaker [Brother]
McGregor, Charles Grove, 2 Canada Street. carpenter [Father]
McGregor, Catherine Jane, 2 Canada Street. married [Mother]

New Zealand Electoral Roll - Eden Roll 1914, found in May 2025:
McGregor, George, Grove Road, Edendale, cabinetmaker

Existence and name of wife, from the New Zealand Electoral Roll - Roskill Roll 1925, found in May 2025:
McGregor, George, 19 Volcanic street, Mt. Eden, cabinetmaker
McGregor, Emily, 19 Volcanic street, Mt. Eden, married

New Zealand Electoral Roll - Roskill Roll 1928, found in May 2025:
McGregor, George, Duncan Avenue, cabinetmaker
McGregor, Emily, Duncan Avenue, married

New Zealand Electoral Roll - Roskill Roll 1931, found in May 2025:
McGregor, George, Duncan avenue, cabinetmaker
McGregor, Emily, Duncan Avenue, married
McGregor, William Charles, 17 Duncan avenue, carpenter [Brother]
[In 1931, William's wife, Beryl, is living in Whangarei]?
{The above record links George and Emily with George’s brother William Charles McGregor. Therefore, Brian accepts that this George McGregor is ours, son of George and Catherine McGregor].

New Zealand Electoral Roll - Roskill Roll 1943, found in May 2025:
McGregor, George, 19 Volcanic St., S2, cabinetmaker
McGregor, Emily, 19 Volcanic St., S2, married

New Zealand Electoral Roll - Roskill Roll 1946, found in May 2025:
McGregor, George, 19 Volcanic St., cabinetmaker
McGregor, Emily, 19 Volcanic St., married

New Zealand Electoral Roll - Mt Albert Roll 1954, found in May 2025:
McGregor, George, 19 Volcanic St., S2, cabinetmaker (R)
McGregor, Emily, 19 Volcanic St., S2, married (R)

Year and country of marriage from search on New Zealand BDM website in May 2025:
1913/7754. Bride: Emily Davies. Groom: George McGregor

Full date of marriage of 30 December 1913 from further searching in May 2025 on BDM Search by incrementally changing the date range for the marriage.

Full date of birth of 1 April 1885 from further searching in May 2025 on BDM Search by incrementally changing the date range for the birth.

Record found from Auckland Council cemetery search website in May 2025:
Name: George Mcgregor
Date of birth: Unknown
Occupation: Rtd Cabinetmaker
Date of death: 21 January 1956
Age at death: 70 years {Therefore year of birth circa 1886 which matches]
Gender: Male
Region: West
Cemetery name: Waikumete Cemetery
Plot location: Waikumete Cemetery, Cremation Lawn Old, Row J, Plot 23

Extract from a cremations record Waikumete Cemetery found in May 2025:
Waikumete Cemetery
Cremations 1956 contd. Page 306
17353 McGREGOR George, 19 Volcanic Street, Balmoral.
Aged 70 yrs, Died 21.1.1956
Retired Cabinet Maker
Cremated 24.1.1956, to Weir 26.1.1956

In June 2025, a Marriage Certificate shows George was a witness to the wedding of his sister, Janet McGregor, to John Shaughnessy, on 11 July 1905:
Where Married: House of Father of the Bride, Canada Street, Auckland
Officiating Minister: Robt. L. Walker
Marriage Witnesse 1: George McGregor, Cabinet Maker, Canada St [Brother]
Marriage Witnesse 2: Ethel Maud McGregor, Canada St [Brother]