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Case information

Conduct a refined search of the Supreme Court of Canada database to obtain details on the status of a matter before the Court.


40023

Leslie J. O'Connor v. Peter St. Marthe

(Ontario) (Civil) (By Leave)

Docket

Judgments on applications for leave to appeal are rendered by the Court, but are not necessarily unanimous.

List of proceedings
Date Proceeding Filed By
(if applicable)
2022-05-13 Close file on Leave
2022-05-12 Copy of formal judgment sent to Registrar of the Court of Appeal and all parties
2022-05-12 Judgment on leave sent to the parties
2022-05-12 Judgment of the Court on the application for leave to appeal, The motion for leave to intervene filed by Kevin Doan is dismissed. The application for leave to appeal from the judgment of the Court of Appeal for Ontario, Number C66771, 2021 ONCA 790, dated November 8, 2021, is dismissed with costs.
Dismissed, with costs
2022-05-12 Decision on motion for leave to intervene, See decision on application.
Dismissed
2022-03-28 All materials on application for leave submitted to the Judges, for consideration by the Court
2022-03-28 Submission of motion for leave to intervene, for consideration by the Court
2022-02-11 Reply to the motion for leave to intervene., (Letter Form), Completed on: 2022-03-01, (Printed version filed on 2022-02-11) Kevin Doan
2022-02-11 Applicant's reply to respondent's argument, (Book Form), Completed on: 2022-03-01, (Printed version filed on 2022-03-14) Leslie J. O'Connor
2022-02-08 Response to the motion for leave to intervene, (Letter Form), Completed on: 2022-03-01, (Printed version filed on 2022-02-10) Peter St. Marthe
2022-02-04 Motion for leave to intervene, (Letter Form), MISSING:
Filing Fee - rec'd on 2022-03-7, Completed on: 2022-03-25, (Printed version filed on 2022-02-04)
Kevin Doan
2022-02-01 Certificate (on limitations to public access), (Printed version filed on 2022-02-02) Peter St. Marthe
2022-02-01 Respondent's response on the application for leave to appeal, (Book Form), Completed on: 2022-02-28, (Printed version filed on 2022-02-02) Peter St. Marthe
2022-01-07 Letter acknowledging receipt of an incomplete application for leave to appeal, FILE OPENED 2022-01-07

2022-01-06 Certificate (on limitations to public access), (Letter Form), (Printed version filed on 2022-01-26) Leslie J. O'Connor
2022-01-06 Application for leave to appeal, (Book Form), Require:
- Final CA Order (rec'd 2022-01-13)
- Reasons for judgment 2019-07-15 (rec'd 2022-01-07)
- Trial Court Order 2019-03-11(rec'd 2022-03-28), Completed on: 2022-03-28, (Printed version filed on 2022-01-26)
Leslie J. O'Connor

Parties

Please note that in the case of closed files, the “Status” column reflects the status of the parties at the time of the proceedings. For more information about the proceedings and about the dates when the file was open, please consult the docket of the case in question.

Main parties

Main parties - Appellants
Name Role Status
O'Connor, Leslie J. Applicant Active

v.

Main parties - Respondents
Name Role Status
St. Marthe, Peter Respondent Active

Other parties

Other parties
Name Role Status
Doan, Kevin Intervener Pending

Counsel

Party: O'Connor, Leslie J.

Counsel
Name
Alan L. Rachlin
Contact information
Rachlin & Wolfson
Suite 1500
390 Bay Street
Toronto, Ontario
M5H 2Y2
Telephone: (416) 367-0202
FAX: (416) 367-1820
Email: arachlin@rachlinlaw.com
Agent
Name
Christopher C. Rootham
Contact information
Nelligan O'Brien Payne LLP
50 O'Connor
Suite 300
Ottawa, Ontario
K1P 6L2
Telephone: (613) 231-8212
FAX: (613) 238-2098
Email: christopher.rootham@nelliganlaw.ca

Party: St. Marthe, Peter

Counsel
Name
Edward Bergeron
Contact information
Bergeron Clifford LLP
1 Hyperion Court
Kingston, Ontario
K7K 7G3
Telephone: (613) 384-5886
FAX: (613) 384-0501
Email: bergeron@bergeronclifford.com
Agent
Name
James L. Vigmond
Contact information
Oatley Vigmond Personal Injury Lawyers LLP
151 Ferris Lane, Suite 200
Barrie, Ontario
L4M 6C1
Telephone: (705) 726-9021
FAX: (705) 726-2132
Email: jvigmond@oatleyvigmond.com

Party: Doan, Kevin

Counsel
Name
Kevin K.V. Doan
Contact information
Kevin Doan Law P.C.
400 Applewood Crescent Suite 100
Vaughan, Ontario
L4K 0C3
Telephone: (905) 482-2595
FAX: (905) 265-0476
Email: kevin@injurylawcentre.com
Agent
Name
Moira Dillon
Contact information
Supreme Law Group
1800 - 275 Slater Street
Ottawa, Ontario
K1P 5H9
Telephone: (613) 691-1224
FAX: (613) 691-1338
Email: mdillon@supremelawgroup.ca

Summary

Keywords

Evidence — Expert evidence — Expert’s report — Whether the scope of cross-examination of an expert is constrained to only those matters addressed in his or her report?

Summary

Case summaries are prepared by the Office of the Registrar of the Supreme Court of Canada (Law Branch). Please note that summaries are not provided to the Judges of the Court. They are placed on the Court file and website for information purposes only.

Following an accident involving a motor vehicle and a bicyclist, a trial commenced before a jury to determine damages. An orthopedic surgeon testified as a non-party expert witness. Based on questions raised during cross-examination of the surgeon, the trial judge discharged the jury and continued without a jury. Damages were awarded. The Court of Appeal dismissed an appeal.

Lower court rulings

March 11, 2019
Ontario Superior Court of Justice

2019 ONSC 1585, CV-15-00304-00

Damages awarded

July 15, 2019
Ontario Superior Court of Justice

2019 ONSC 4279, CV-15-00304-00

See file

November 8, 2021
Court of Appeal for Ontario

2021 ONCA 790, C66771

Appeal dismissed

Filed documents

The memorandums of argument on an application for leave to appeal will be posted here 30 days after leave to appeal has been granted unless they contain personal information, information that is subject to a publication ban, or any other information that is not part of the public record. You may also obtain copies of the memorandum by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a memorandum of argument or want to use a memorandum of argument, please contact the author of the memorandum of argument directly. Their name appears at the end of the memorandum of argument. The contact information for counsel is found in the “Counsel” tab of this page.

Downloadable PDFs

Not available

The factums of the appellant, the respondent and the intervener will be posted here at least 2 weeks before the hearing unless they contain personal information, information that is subject to a publication ban, or any other information that is not part of the public record. You may also obtain copies of factums by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a factum or want permission to use a factum, please contact the author of the factum directly. Their contact information appears on the first page of each factum.

Downloadable PDFs

Not available

The condensed books of the appellant, the respondent and the intervener will be posted here upon receipt of the electronic version, 2 days prior to the scheduled appeal hearing. You may also obtain copies of condensed books by filling out the Request for Court records form or by contacting the Court’s Records Centre either by email at records-dossiers@scc-csc.ca or by telephone at 613‑996‑7933 or at 1‑888‑551‑1185.

If you have questions about a condensed book or want permission to use a condensed book, please contact the author of the condensed book directly. Their contact information appears on the first page of each condensed book.

Downloadable PDFs

Not available

Webcasts

Not available.

Date modified: 2025-08-08