John F. Rook Q.C.: Lawyer with Bennett Jones LLP

John F. Rook Q.C.

Toronto,  ON  Canada

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Practice Areas

  • Class Action Litigation
  • Commercial Litigation
  • Competition
  • Antitrust & Foreign Investment
  • Manufacturing
  • Telecommunications
Contact InfoTelephone: 416.777.4885
Fax: 416.863.1716
University Queen's University, B.A., with honours, 1968
Law SchoolUniversity of Toronto, LL.B., 1971
Admitted1973, Ontario

John Rook is recognized by Chambers Global as among the most sought-after competition litigators in Canada and has appeared before the courts of a number of provinces, the federal courts and the Supreme Court of Canada. He has also appeared before the Competition Tribunal, the Canadian Radio-television and Telecommunications Commission, the National Energy Board, the Manitoba Public Utilities Board and the Ontario Energy Board, among others.

John acts as counsel in in commercial disputes, including claims for breach of contract, negligence and product liability claims, claims for breach of fiduciary duties as well as various administrative law proceedings.

John is also active as counsel in both civil and criminal proceedings under the Competition Act in class actions as well as other specialized administrative and regulatory matters, including securities, telecommunications and energy law disputes.

He writes extensively in his areas of expertise and is a frequent speaker.

In the community, John is a director on the Board of St. Andrew's College and Chair of the Board of the St. Andrew's College Foundation.

•Commissioner of Competition in connection with an application to require the Toronto Real Estate Board (TREB) to amend its policies and procedures and rules to permit its members to make sales and related information available to their customers electronically over the Internet.
•Defence counsel in numerous criminal investigations including bulk vitamins, petroleum products, automotive parts and compressors, among others.
•Defence counsel in several class actions arising out of allegations of price fixing in several industries, including auto parts, compressors, optical disc drives and batteries, among others.

News & Events

Class Actions in Canada: Navigating the Minefield

December 05, 2012 Michael Eizenga is Course Speaker for Lexpert's Class Actions in Canada: Navigating the Minefield course at the Toronto Board of Trade. Guest Speakers include Eric Hoaken, Jeffrey Leon, Robert Staley, Derek Bell, Ranjan Agarwal, Alan Gardner, Julia Schatz and John Rook.

BJU Substantive Series: The Competition Act, Merger Review and Investment Canada - What Businesses Need to Know

February 28, 2012 Join Bennett Jones and our experienced panel for a discussion of the Competition Act; competitor agreements, competition class action updates, price maintenance, false and misleading advertising, abuse of dominant positions, the merger review process (including the new Merger Enforcement Guidelines), and the Investment Canada Act.

19 Bennett Jones Lawyers Recognized in Benchmark Canada

February 27, 2012 19 of Bennett Jones' lawyers have been recognized in Legal Media Group's 2012 Benchmark Canada. The local litigation star recognition reflects individuals who were consistently recommended as reputable and effective litigators by clients and peers and future star reflects those who were consistently referenced by peers and clients as litigators who are likely to become local litigation stars in future editions of the guide.


2014, Lexpert Guide to the Leading U.S./Canada Cross-border Litigation Lawyers in Canada

John F. Rook, recognized as one of Canada's leading cross-border litigators

2014, Who's Who Legal: Canada

John F. Rook, recognized as a leading lawyer in the area of litigation

2015, Best Lawyers in Canada

John F. Rook, recognized as one of Canada's competition/antitrust lawyers


Canada's Supreme Court Opens the Door to Indirect Purchaser Class Actions

October 31, 2013 On October 31, 2013, the Supreme Court of Canada released three decisions which many commentators had predicted would be the most critical antitrust class action decisions in recent memory. The Supreme Court did not disappoint. In summary, the decisions permit indirect purchasers to claim for antitrust damage. But the Court held that indirect purchasers must be able to self-identify as members of the proposed class. If they cannot, because for example, none know whether they in fact purchased products containing the allegedly overpriced component, then the court cannot certify the indirect purchaser class.

Competition Commissioner Requires Asset Divestitures for Merger Clearance

February 08, 2010 On January 25, 2010, Canada's Competition Bureau announced that the Commissioner of Competition had reached an agreement with Ticketmaster Entertainment, Inc. and Live Nation, Inc. that resolved concerns that their merger would prevent competition substantially in the ticketing services market in Canada.

Canada: Merger Review

September 25, 2009 An extract from the 2010 Antitrust Review of the Americas - a special report, this chapter sets out the structure and practice for assessing merger review under the Canadian Competition Act. Similar to other competition regimes, the fundamental framework of analysis centres around whether a merger would, or is likely to, result in a substantial prevention or lessening of competition that would prevent merger clearance.

Blog Post

Canadian Competition Bureau Updates its Immunity and Leniency Program FAQs

September 27, 2013 By John F. Rook Q.C. and Emrys Davis On September 25, 2013, the Canadian Competition Bureau released updated FAQs for its Immunity and Leniency Programs. These two programs, which offer whistleblowers immunity from prosecution and lenient treatment on sentencing, are cornerstones of the Bureau's cartel investigation program and attract many applicants every year. The updated [...]


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Office Information

John F. Rook Q.C.

3400 One First Canadian Place
TorontoON M5X 1A4


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