About Sierra

Sierra Farr is an associate in Osler's disputes group, with a practice centred on general civil and commercial litigation. She obtained her Juris Doctor from the University of Toronto after completing an Honours Bachelor of Science with Distinction, along with a Certificate in International Studies, at Queen's University. During law school, Sierra co-led the Women & the Law Society and volunteered with the Women's Legal Education and Action Fund, while also serving as a caseworker at Downtown Legal Services helping low-income Toronto residents with family law matters. Before joining Osler, she worked as a research assistant with a University of Toronto program focused on international reproductive and sexual health law. Sierra started at the firm as a summer student in 2021 and returned to complete her articles between 2022 and 2023.

Education & credentials

Law school
University of Toronto

Listing compiled from public sources in July 2026. Confirm Sierra Farr’s licence and standing in the Law Society of Ontario directory ↗