The city of Sydney, Australia was named in 1788 after Thomas Townshend, 1st Viscount Sydney (1733–1800), who served as British Home Secretary (1782–1783, 1783–1789) under Prime Ministers Shelburne and Pitt the Younger.
As Home Secretary, Lord Sydney was responsible for the colonial policy that authorized the First Fleet expedition. He:
When Phillip arrived in January 1788, he found Botany Bay unsuitable and moved to Port Jackson. He named the cove Sydney Cove in honor of the Home Secretary, writing: "I named this Sydney Cove... in honour of Lord Sydney." The settlement became "Sydney Town" and eventually the city of Sydney.
Lord Sydney never visited Australia. His cousin, John Townshend, later served as Governor of New South Wales (1795–1800). The title "Viscount Sydney" is extinct; the family seat was Frognal House in Kent.