Sean M. Sinclair

Sean Sinclair, a partner with Robertson Stromberg LLP, has experience in most areas of civil litigation but focuses on family law, professional regulation, estate litigation and media law. Sean is also recognized as a family law arbitrator.

Sean represents several national and local media companies, professional regulators, individuals involved in family property disputes and individuals involved in estate litigation. He has experience before all courts in Saskatchewan, as well as in appearing before administrative tribunals.

A University of Saskatchewan graduate, Sean received his Bachelor of Laws degree in 2003. He was called to both the Saskatchewan and Alberta Bars in 2004.

Sean has been named a Benchmark Litigation future star. He is a frequent presenter at legal conferences in a variety of practice areas. He has published numerous articles about family law, ethics, estate litigation and media law.

Sean was a bencher of the Law Society of Saskatchewan from 2012 to 2018. In that role, Sean authored numerous decisions and was the chair for the Admissions and Education Committee as well as the Library Committee. Sean is also a past governor of the Saskatchewan Trial Lawyers Associate and the former legislative liaison for the Family Law North subsection of the CBA. Sean is currently on the Board of the Canadian Media Lawyers Association.

Sean was recently appointed to act as a Canadian Bar Association representative to the Court of Queen’s Bench Bar Judicial Council.

  • Law Society of Saskatchewan Presentation and Paper on “Perspectives of the Decision Maker” (2019)
  • Organization of and presentation at the Law Society of Saskatchewan’s “Chamber Advocacy Workshop” (2019)
  • Presentation on “Openness of Administrative Tribunals” at Canadian Media Lawyers Association Annual Conference  (2018)
  • Presentation to STLA’s Spousal Support Family Law Conference (2017)
  • CBA Presentation to Wills, Estates and Elder Law subsection on Estate Litigation Issues (2017)
  • STLA Co-Presentation on Estate Litigation (2017)
  • CBA Presentation on “Privacy and the Media” (2017)
  • Canadian Media Lawyers Association Presentations on Victims Bills of Rights Act, Unpublishing and Criminal Law Issues Involving the Media (2016)
  • Presentation for Legal Aid Saskatchewan regarding ethical issues in drafting and negotiating agreements (2016)
  • Law Society of Saskatchewan Presentation and Paper on “Ethical Issues in Drafting and Negotiating Agreements” (2015)
  • CBA Presentation on Accrual versus Cash Methods of Accounting (2015)
  • CBA Presentation on Valuations of Small Businesses (2015)
  • CBA Presentation on “Beneficiary Designations: Insurance, Pensions, RRSPs & Wills – Perspectives and Impacts” (2015)
  • Law Society of Saskatchewan Presentation and Paper on Privacy and the Media (2015)
  • STLA Presentation and Paper entitled “The Basics of Estate Litigation” (2014)
  • Law Society of Saskatchewan Presentation and Paper on “Tips, Tricks and Traps in Drafting Evidence for Family Law Proceedings” (2013)
  • STLA Presentation on Motions Skills Training for Junior Lawyers (2013)
  • Co-Author of Article for Construction Specifications Canada entitled “Performance Bonuses – Do You Need to Pay?” (2013)
  • Article for STLA’s “The Advocate” entitled “Responsible Communication in Saskatchewan” (2013)
  • Article for Construction Specifications Canada on “Terminating an Employee” (2012)
  • Law Society of Saskatchewan Presentation and Paper entitled “Now That is a Lot of Kraft Dinner: Child Support on Incomes over $150,000 per year” (2011)
  • STLA Article for “The Advocate” entitled “How Much is Too Much?: Section 4 of the Federal Child Support Guidelines” (2011)
  • CBA Presentation on Exclusive Possession of the Family Home and Occupation Rent (2009)
  • Learning Group Facilitator and Evaluator for Law Society of Saskatchewan (Several Years)
  • Several Presentations to Media Organizations in Saskatoon, Saskatchewan regarding media law issues
  • Owens v. Post Media Network Inc., 2016 SKQB 289.  Successful defended newspaper against prosecution by Sasktchewan Human Rights Commission.
  • R. v. F. (R.D.), 2016 SKPC 89.  Successful constitutional challenge to provisions of the Criminal Code related to publishing the names of youth victims of crime.
  • CTV v Stonne (2016 SKQB 300). In this September 13, 2016 decision from the Court of Queen’s Bench, the Honourable Justice Acton quashed a decision granting a publication ban in a criminal matter. Justice Acton considered some jurisdictional issues and reiterated the legal tests that need to be applied to consider publication ban requests. Ultimately, the position of the media organizations, CTV, and the Saskatoon StarPhoenix represented by Sean Sinclair, was successful and the publication ban was removed.
  • Park Derochie Coatings (Saskatchewan) Inc. v. 607911 Saskatchewan Ltd., 2013 SKQB 422.  Successful summary judgment motion on breach of contract claim.
  • Vellacott v. Saskatoon Starphoenix Group Inc., 2012 SKQB 359.  Successful defence at trial to a defamation claim on the basis of responsible communication on a matter of public interest, fair commet and qualified privilege.
  • Reference re Constitutional Act, 1978 (Saskatchewan), 2011 SKCA 3.  Co-counsel on constitutional reference related to proposed legislation which would have allowed marriage commissioners the ability to refuse to perform marriages on the basis of religious beliefs.


Direct: (306) 933-1367
Main: (306) 652-7575
Fax: (306) 652-2445
Email: [email protected]

Please do not send us any confidential information in your email. Your email is not protected by lawyer/client confidentiality, nor is a lawyer/client relationship established by our receipt of this communication. Before we can discuss your matter, we must ensure that we do not have a conflict of interest.

Related News and Articles

National Volunteer Week 2022: Highlighting Robertson Stromberg’s Community Partnerships

From April 24 to 30, Canadians celebrate National Volunteer Week (NVW2022). This year’s theme is Volunteering is Empathy in Action and honours the dedicated volunteers that bring heart to Canada’s communities. At Robertson Stromberg LLP, we are very proud of our...

read more

Whether it’s personal or business, we handle cases ranging from wills to overseeing complex business deals, and everything in between. Our success comes as a result of our collective effort. Combining the experience of your lawyer together with the resources of our team, you can put your trust in us to handle your case with confidence.

LAWYERSSean M. Sinclair