D. Blair Mason, Q.C.


The Honourable D. Blair Mason, Q.C. has retired, effective October 18, 2018.

As part of his long legal career, Blair practised as an agent of the Attorney General, and in general litigation, insurance law, family law and estate law before developing a practice in labour arbitration and mediation. He served as a vice chair of the Alberta Board of Industrial Relations, now the Alberta Labour Board, and as first Chair of the Public Service Employee Relations Board. Before his appointment to the Court, Blair also developed a practice in expropriation litigation and mediation during the acquisition by the Province of The Three Rivers Dam project in southern Alberta, Fish Creek Park in the City of Calgary, as well as several other expropriation matters. Blair was a founding partner and practised law for 28 years with the firm before his appointment as a Justice of the Queen’s Bench of Alberta.

Blair sat as a Justice of the Queen’s Bench Court for 23 years until his retirement in October of 2008. While on the Bench he was the judge on the “Baby M” case involving parental and adoption rights in Canada and related USA claims of parental rights, the construction dispute of Bankers Hall in the City of Calgary and a number of other high profile cases. After his retirement from the Court he was appointed the Chief of the Alberta Human Rights Commission serving from March 2009 to June 2014. He established the independence of the commission in appointments of Tribunal members, the conduct of the investigations, tribunal hearings and resolution of complaints with the introduction and establishment of a functioning mediation process as part of the Tribunal process.




  • University of Alberta, LL.B.     

  • Admitted to the Alberta Bar in 1957

Professional and Community Experience (shortlist)

  • International Commission of Jurists

  • Canadian Superior Judges Association

  • Mediator, Alberta Human Right Commission

  • Canadian Institute for the Administration of Justice

  • Director, Calgary Legal Guidance