John Grono was born 1793 in London, England, United Kingdom to John Grono (1767-1847) and Elizabeth Bristow (1771-1848) and died 25 December 1842 Maraylya, New South Wales, Australia of unspecified causes. He married Mary Birkett (1800-1875) 17 May 1820 in St Peters, Liverpool, Lancashire, England, United Kingdom.
John Jnr did not travel to Australia with his parents in 1799, but remained in England with his grandparents and emigrated in 1827 when he already had established his own family.
John and Mary arrived in Australia on 4 August 1827 on the ship Elizabeth (came free).
Children
| Name | Birth | Death | Joined with |
| Thomas Grono (1824-1894) | 21 October 1824 Liverpool, Lancashire, England, United Kingdom | 25 July 1894 Sydney, New South Wales, Australia | Mary Brennan (-1875) |
| John Grono (1825-1834) | |||
| Jane Grono (1829-c1865) | 15 August 1829 Cattai, New South Wales, Australia | 1865 New South Wales, Australia | Alexander Turnbull (1830-1903) |
| William Grono (1833-1910) | 1 January 1833 Cattai, New South Wales, Australia | 4 February 1910 Maraylya, New South Wales, Australia | Mary Ann Hobbs (1837-1913) |
| David Grono (c1836-1838) | |||
| James Grono (-1863) | |||
Footnotes (including sources)
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