The attorney-general of South Australia is the Cabinet minister in the Government of South Australia who is responsible for that state's system of law and justice. The attorney-general must be a qualified legal practitioner, although this was not always the case. The attorney-general oversees the Attorney-General's Department. The current attorney-general since March 2022 is Kyam Maher MP, a member of the South Australian Labor Party.

List of Advocates-General of South Australia (1837 to 1851)

With the establishment of the Province of South Australia, the colony's first First Law Officer Charles Mann was appointed Advocate-General, Crown Solicitor and Public Prosecutor. The appointment as Advocate-General bestowed the office holder with membership of the Council in Government. With the arrival of self government in 1857, the position of Advocate-General became that of Attorney-General.

List of attorneys-general of South Australia