Descendants group of William Tunks and Sarah Lyons

William Tunks

William (Tonks) Tunks was born in 1754 in England. He was a marine on the Sirius in the First Fleet to Australia in 1788. He had five children with a convict, Sarah Lyons, in Australia between 1792 and 1806. He died on 6 August 1821 in Parramatta, New South Wales, at the age of 67, and was buried in Sydney, NSW.

Sarah Lyons

Sarah Lyons was born in 1763 in England. She was transported to Australia was a convict in 1790. She had five children with William (Tonks) Tunks in Australia between 1792 and 1806. She died on 27 July 1837 in Parramatta, New South Wales, at the age of 74.


Tunks Descendants Association Inc

We are descendants of William Tunks and Sarah Lyons and the association aims to promote and preserve their history and legacy.



upcoming Events

TDAI Tour of Goat Island

We are planning a visit and Tour of Goat Island on Sunday 3 November, 2019. Goat Island has been a significant place in Port Jackson, now known as Sydney Harbour.

230 year Sirius Shipwreck Tour, Norfolk Island

The 230th Anniversary of the Shipwreck of HMS Sirius is being held on Norfolk Island in March 2020.

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Receive the Tunks Talk Newsletter 3 times a year to keep up-to-date with family news and research.


Membership fees and donations go towards the maintenance and restoration of family monuments.


Membership fees go towards web hosting and social media promotions to help educate generations of descendants of various ages.


TDAI makes donations to groups that are maintaining various cemeteries where family members are buried.