Sinclair Imrie Miller AO LVO QPM (13 October 1926 – 6 August 2019), known as Mick Miller, was an Australian police officer. Miller served as Chief Commissioner of Victoria Police—the police force of the Australian state of Victoria—from 1977 to 1987. While Chief Commissioner, Miller introduced initiatives such as the air wing, task force policing and the Special Operations Group. Miller also integrated women into the police force by placing them on the general seniority list, thus giving them enhanced career opportunities.