Wellington Square is a public square in the Adelaide suburb of North Adelaide, South Australia. It is roughly at the centre of the largest of the three grids which comprise North Adelaide.
The square was named on 23 May 1837 after Arthur Wellesley, 1st Duke of Wellington, British general and statesman, and victor at Waterloo, who is credited with securing the passage of the South Australia Foundation Act through the British House of Lords.Colonel William Light, a member of the Street Naming Committee, had briefly served under Wellington as a junior staff officer.
Coordinates: 34°54′26″S 138°35′29″E / 34.9073°S 138.5915°E