Sans Souci is a southern Sydney suburb in the
state of New South Wales, Australia. Sans Souci is
17 kilometres south of the Sydney central business
district and lies across the local government
areas of the City of Rockdale and the Georges
River Council. It is part of the St George area.

Sans Souci sits on the western shore of Botany Bay.
Lady Robinsons Beach and Cook Park run along
the eastern border. Kogarah Bay runs along the
western border. Sans Souci is connected to Taren
Point, in the Sutherland Shire, to the south, by the
Captain Cook Bridge over the Georges River.