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Biography

Frank is a founder of Addario Law Group. He has a wide-ranging national litigation practice.

Frank has tried over 150 cases to conclusion. He regularly appears on appeals before the Ontario Court of Appeal and elsewhere in Canada. Frank has one of the leading Supreme Court of Canada practices in the country, having appeared in that Court over 40 times as counsel. He is an advisor with the Supreme Court Advocacy Institute, a peer review for counsel appearing in the Supreme Court of Canada.

Frank is a fellow of the American College of Trial Lawyers, the premier trial lawyers' organization in North America. He is ranked by Chambers Canada for White Collar Crime, Government Investigations and as a Criminal Law practitioner.

Frank is routinely hired by organizations and senior executives to solve high-stakes disputes and manage crises.

Frank is a Director of the Canadian Civil Liberties Association, having served on the Board for over 18 years. He is a past President of the Criminal Lawyers' Association (Ontario). In 2016, Frank received the G. Arthur Martin Criminal Justice Medal for his life-long commitment to  criminal justice.

Notable Cases

Cardoso v. LECA, 2025 ONSC 3450

R. v. Churchill, 2024 NLSC 121

R. v. Colley, 2024 ONCA 524

Sakab Saudi Holding Company et al. v. Al Jabri et al., 2024 ONSC 1347

R. v. Shaw, 2024 ONCA 119

Fair Change v. His Majesty the King in Right of Ontario, 2024 ONSC 1895

R. v. D.M., 2022 ONCA 429

Kitmitto (Re), 2022 ONCMT 12

R. v. Ste-Marie, 2022 SCC 3

R. v. Lafrance, 2022 SCC 32

R. v. Huang, 2021 ONSC 8372

R. c. Rizzuto, 2021 QCCA 1789

McLeod (Re) (2 June 2021) (OJC)

R. v. Baskaran, 2020 ONCA 25

Reference re Genetic Non‑Discrimination Act, 2020 SCC 17

Huang v. Canada (Attorney General), 2019 FC 1122

R. v. Greeley, 2019 ONCJ 907

R. v. Walker, 2019 ONCA 765

R. v. Esseghaier, 2019 ONCA 672

R. v. Mills, 2019 SCC 22

R. v. Othman, 2018 ONCA 1073

R. v. Wheeler, 2018 ONCA 1069

R. v. J.C.P., 2018 ONCA 986

R. v. MacIsaac, 2018 ONCA 650

Groia v. the Law Society of Upper Canada, 2018 SCC 7

R. v. Cody, 2017 SCC 31

R. v. Dunstan, 2017 ONCA 432

Camp v. Canada (Attorney General), 2017 FC 240

S.C. v. N.S., 2017 ONSC 353

R. v. Zvolensky, 2017 ONCA 273

R. v. Ahmed, 2017 ONCA 76

Quebec (Director of Criminal and Penal Prosecutions) v. Jodoin, 2017 SCC 26

R. v. Saikaley, 2017 ONCA 374

World Bank Group v. Wallace, 2016 SCC 15

R. v. Jordan, 2016 SCC 27

R. v. MacIsaac, 2015 ONCA 587

R. v. Badgerow, 2014 ONCA 272

R. v. Cook, 2014 ONCA 170

R. v. Conception, 2014 SCC 60

R. v. Hart, 2014 SCC 52

R. v. Rocheleau, 2013 ONCA 679

U.S.A. v. Nguyen, 2013 ONSC 4842

R. v. Frimpong, 2013 ONCA 243

R. v. Huang, 2013 ONCA 240

R. v. A.R., 2012 ONCJ 268

R. v. Cole, 2012 SCC 53

R. v. N.S., 2012 SCC 72

R. v. Nedelcu, 2012 SCC 59

R. v. Yumnu et. al., 2012 SCC 73

R. v. Emms, 2012 SCC 73

R. v. Prokofiew, 2012 SCC 49

R. v. Cole (2011), 269 C.C.C. (3d) 402 (Ont. C.A.)

R. v. Yadegari (2011), 276 O.A.C. 322 (Ont. C.A.)

R. v. Turpin (2011), 272 C.C.C. (3d) 340 (Ont. C.A.)

R. v. A.R., 2011 ONCJ 810

R. v. Côté, 2011 SCC 46

R. v. Badgerow (2010), 260 O.A.C. 273 (Ont. C.A.)

R. v. Grant, [2009] 2 S.C.R. 353

R. v. Batisse (2009), 241 C.C.C. (3d) 491 (Ont. C.A.)

Branch v. Ontario (Ministry of the Environment) (2009), 93 O.R. (3d) 665 (Ont. Sup. Ct.)

R. v. Suberu, 2009 SCC 33

Canada (Attorney General) v. Horvath, 2009 ONCA 732

Tele-Mobile Co. v. Ontario, [2008] 1 S.C.R. 305

R. v. Luedecke (2008), 236 C.C.C. (3d) 317 (Ont. C.A.)

R. v. A.M., 2008 SCC 19

R. v. Kang-Brown, 2008 SCC 18

R. v. Clayton, 2007 SCC 32

R. v. Banks (2007), 216 C.C.C. (3d) 19 (Ont. C.A.)

R. v. Sauvé (2004), 182 C.C.C. (3d) 321 (Ont. C.A.)

R. v. Glad Day Bookshop (2004), 183 C.C.C. (3d) 449 (Ont. Sup. Ct.)

R. v. Dimitrov (2003), 181 CCC (3d) 554 (Ont. C.A.)

R. v. Williams (2003), 181 C.C.C. (3d) 414 (Ont. C.A.)

R. v. O’Connor (2002), 170 C.C.C. (3d) 365 (Ont. C.A.)

R. v. Shearing, 2002 SCC 58

R. v. Ruzic, [2001] 1 S.C.R. 687

R. v. Barrow (2001), 155 C.C.C. (3d) 362 (Ont. C.A.)

R. v. Golden, [2001] 3 S.C.R. 679

R. v. Suzack (2000), 141 C.C.C. (3d) 449 (Ont. C.A.)

R. v. Biniaris, 2000 SCC 15

Little Sisters Book and Art Emporium v. Canada, [2000] 2 S.C.R. 1120

R. v. Babinski (1999), 135 C.C.C. (3d) 1 (Ont. C.A.)

R. v. Laws (1998), 128 C.C.C. (3d) 516 (Ont. C.A.)

R. v. Caputo (1997), 114 C.C.C. (3d) 1 (Ont. C.A.)

United States of America v. Dynar, [1997] 2 S.C.R. 462

R. v. Paintings, Drawings, and Photographic Slides of Paintings (1995), 97 C.C.C. (3d) 290 (Ont. Ct. Gen. Div.)

R. v. Durette, [1994] 1 S.C.R. 469

R. v. Greenbaum, [1993] 1 S.C.R. 674

R. v. DeSousa, [1992] 2 S.C.R. 944

R. v. Lachance, [1990] 2 S.C.R. 1490

Notable Cases As Counsel

Notable Media Publications

Addario, Frank and Lisa Kerr, "It's time to let lawyers come back to the Supreme Court of Canada", The Globe and Mail, July 22, 2025

Addario, Frank, “If the COVID-19 pandemic isn’t an emergency demanding real leadership,
what is?” The Globe and Mail, September 8, 2021

Addario, Frank, “Don’t bring patronage back into naming of judges”, The Toronto
Star
, February 3, 2020

Addario, Frank, “Courtroom chaos is coming to Ontario – and the blame lies at the feet of its attorney-general”, The Globe and Mail, January 30, 2020

Addario, Frank and James Foy, “The Supreme Court of Canada’s ‘new transparency’ is anything but”, The Globe and Mail, December 16, 2018

Addario, Frank and Megan Savard, “The fast and the furious 11(b): Is the speedy trial a dying franchise?” The Advocates Journal, Summer 2017

Addario, Frank, “Role of Defence Counsel Poorly Understood”, The Toronto Star, February 2015

Addario, Frank and Megan Savard, “R. v. Lahiry, Unreasonable Delay, and How Life Imitates the Planet Pluto”, For the Defence, June 2013

Addario, Frank, “Penny-Ante Legal Aid System Creates Two Tiers Of Justice”, The Toronto Star, September 28, 2009

Addario, Frank, “Tough-on-Crime Politicians Should Focus on Prevention”, The Globe and Mail, May 25, 2009

Addario, Frank, “Underfunding The Real Crisis”, The Law Times, April 14, 2008

Addario, Frank, “Judges are Constitutional Guardians, Not Cheerleaders for the
Police”, The Globe and Mail, September 17, 2007

Addario, Frank and Alan Gold, “The Defence Versus Justice Moldaver”, The Toronto Star, December 2006

Notable Cases As Intervener for the Canadian Civil Liberties Association

Notable Cases As Intervener for the Canadian Conference for the Arts

Notable Cases and Speaking Roles

Notable Cases As Intervener for The Advocates' Society

Notable Cases As Intervener for the Privacy Commissioner of Canada

Notable Cases As Intervener for the Criminal Lawyers' Association

Awards and testimonials

Community involvement

"Frank is a masterful lawyer and a leading member of the criminal Bar."

Chambers and Partners

"Frank is a highly skilled advocate who is tough with opposing counsel and fearless in pursuing his client's interests."

Chambers and Partners

"Frank is just outstanding. He has an enormous amount of credibility with the court."

Chambers and Partners

"Judges always give Frank extra time during oral arguments because they always learn something when he is talking."

Chambers and Partners

"Frank is a pillar of the white-collar space."

Chambers and Partners
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