To put it all together, how I see it :
~~~~~~~~~~
Birth, Mar qtr 1872
John George Boyd
Newcastle T. Vol 10b, page 130
or
Birth, Sep qtr 1872
John George Boyd
Newcastle T. Vol 10b, page 27
~~~~~~~~~~
1881 census :
RG11/5066, Folio 15, Page 22
John George Boyd, age 9 living with his parents William and Isabella.
Born : Newcastle
~~~~~~~~~~
1891 census :
RG12/4214, Folio 13, Page 22
John Boyd, age 19 living with his parents, William and Isabella.
Occupation : Boiler Smith Apprentice. Born : Newcastle Upon Tyne
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Marriage, Jun qtr 1898
John George Boyd
Elizabeth Ann Rowbotham
Newcastle T. Vol 10b, page 31
~~~~~~~~~~
1901 census :
RG13/4789, Folio 36, Page 22.
Newcastle upon Tyne, Byker
19, Byker Street
John Boyd, h, mar, 28, Boiler Smith
Elizabeth, wife, 29
Isabella, dau, 2
William, son, 3 mths
All born in Newcastle upon Tyne
~~~~~~~~~~
These we know are the births of their children :
Birth, Mar qtr 1899
Isabella Rowbotham Boyd
Newcastle T., Vol 10b, page 199
Birth, Mar qtr 1901
William Hedley Boyd
Newcastle upon Tyne, Vol 10b, page 156
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Pels.