John A. McQuaid is a former justice of the appeal division of the Supreme Court of Prince Edward Island, serving from 1993 to his retirement in 2013.[1] McQuaid is also a former a conflict of interest commissioner, serving one term, from 2015 to 2020.[2] As a member of the province's superior court, McQuaid is styled "The Honourable" during his tenure. McQuaid was briefly appointed as the Administrator of Prince Edward Island from 12–13 March 2008,[3] to perform the functions of Lieutenant Governor Barbara Hagerman.