Meet Our Victoria Prosthodontists

Dr. John Keyes , DMD

Dr John Keyes and his wife Tamsen grew up in Victoria. Together they have four wonderful children who keep them very busy! After graduating from Claremont Secondary, John attended the University of Lethbridge where he earned his BSc in biology. John then attended dental school at Boston University in Boston, Massachusetts. After graduating from dental school in 2012, he completed a three year residency and Master’s degree in Prosthodontics at the University of Minnesota, located in Minneapolis.

After completing his specialty training in Minnesota, John joined the practice of Vancouver Island Prosthodontics in April 2015. John is recognized by the College of Dental Surgeons of BC and is board certified to practice prosthodontics by the Royal College of Dentists of Canada.

John and his family are very excited to be back home in Victoria. They enjoy being close to the Pacific Ocean again and enjoy boating, fishing and SCUBA diving. John also stays busy with woodworking and marine (salt water) aquariums in his spare time.

Dr. Brent Winnett, DDS

Dr. Winnett retired from practicing Prosthodontics for the Canadian Armed Forces in 2018 and relocated his family - one last time - to Victoria.  Before joining Dr. Keyes and the team at Vancouver Island Prosthodontics, Dr. Winnett provided care as a Dental Officer in the Reg Force of the Canadian Armed Forces.  He served in multiple roles and locations:  Halifax and Shearwater Nova Scotia, East Timor, Papua New Guinea, Micronesia, aboard the HMCS PRESERVER in the North Atlantic, and, after post-graduate Residency in Prosthodontics at the University of Toronto, five years in Ottawa as the Regional Prosthodontist for Ontario.  He brings a wide range of experience in dentistry and Prosthodontics to his daily practice.

Academically and professionally, Dr. Winnett has a MSc in Physiology from the University of Waterloo, a DDS from the University of Western Ontario, and a MSc in Prosthodontics from the University of Toronto.  He is a Board Certified Specialist in Prosthodontics, a Fellow of the Royal College of Dentists of Canada, the Past President of the Association of Prosthodontists of Canada, and an Examiner in Prosthodontics for the Royal College of Dentists of Canada.  Dr. Winnett has been involved in clinical research in Prosthodontics and is a co-author of academic papers published in the refereed journals Clinical Oral Implant Research and the International Journal of Oral & Maxillofacial Implants.  He also enjoys practicing Prosthodontics in Bermuda part-time.  

In 2023, Dr. Winnett was recognized by his peers when he received the American College of Prosthodontics Private Practitioner Award for outstanding  and substantial contributions to the Specialty of Prosthodontics.  In 2024, the Royal College of Dentists of Canada bestowed the Merit Award for his contributions over a decade of service as an Examiner in Prosthodontics.

Dr. Winnett has an incredible wife and two inspiring sons, and all are very happy to call Victoria their home, finally.  

Dr. Nathan Cain, DDS

Dr. Nathan Cain has been practicing prosthodontics in Vancouver since 2017. Originally from London, Ontario, he attended McMaster University where he graduated with a Bachelors of Science with Kinesiology. Dr. Cain then went on to obtain his Doctorate in Dental Surgery from New York University, followed by his Certificate in Prosthodontics at Montefiore Medical Center in the Bronx, New York, where he gained extensive knowledge in implant dentistry, digital dentistry, and treatment of complex dental needs. He is certified by the Royal College of Dentists of Canada as a Specialist in Prosthodontics.

Dr. Cain is passionate about dental education and has held part-time positions at The University of British Columbia. He is also a consultant for British Columbia Children’s Hospital where he works alongside a team of specialists managing treatment for cleft lip and palate treatment, as well as other complex craniofacial treatment. 

In his spare time, Dr. Cain enjoys canoeing, hiking, and building his own surfboards. Having been a frequent visitor, Dr. Cain is thrilled to call Vancouver Island home.