Past keynote speakers for the Waterloo PGSA Conference:
- 2023 – C. Thi Nguyen [University of Utah]
- 2022 – Elizabeth Barnes [University of Virginia]
- 2021 – Jean-Pierre Marquis [University of Montreal]
- 2020 – Audrey Yap [University of Victoria]
- 2019 – Molly Gardner [Bowling Green State University]
- 2018 – Şerife Terkin [Daemen College]
- 2017 – Mazviita Chirimuuta [University of Pittsburgh]
- 2016 – Kristie Dotson [Michigan State University]
- 2015 – Julia Driver [Washington University in St. Louis]
- 2014 – Jamie Dreier [Brown University]
- 2013 – Nomy Arpaly [Brown University]
- 2012 – Helen Longino [Stanford University]
- 2011 – Diana Raffman [University of Toronto]
- 2010 – Mark Wilson [University of Pittsburgh]
- 2009 – Sanford Goldberg [Northwestern University]
- 2008 – Patricia Churchland [University of California San Diego]
- 2007 – Imogen Dickie [University of Toronto]
- 2006 – Chris Viger [University of Western Ontario]
- 2005 – Lee Smolin [Perimeter Institute for Theoretical Physics]
- 1994 – Paul Thagard [University of Waterloo]