Dermatology Update

Dr. Lyn Guenther

Dr. Lyn Guenther

Dermatologist, London, ON

Dr. Guenther is a Professor of Dermatology at Western University in London Ontario Canada, fellow of the College of Physicians and Surgeons of Canada and Board-certified in the United States. She received her MD from The University of Western Ontario and completed her Dermatology residency training at the University of Michigan, Ann Arbor Michigan, U.S.A. She has been involved in more than 190 research projects and is the founder and president Guenther Research Inc. Dr. Guenther is also a Past President of the Canadian Society for Dermatologic Surgery. She chaired the Canadian Expert panel for the treatment of moderate-to-severe psoriasis in 2004 and was a member of the expert panel for the 2009 and 2016 Canadian Psoriasis Guidelines. She was also a member of the 2015 Canadian Non-melanoma Skin Cancer Guidelines Committee. Dr. Guenther has more than 200 publications, is a reviewer for a number of journals and has been the medical editor of Dermatology Times of Canada since 1998. She has acted as an advisor to Health Canada, the Drug Quality and Therapeutics Committee for Ontario, the Canadian Medical Protective Association, the Canadian Cancer Society and many pharmaceutical companies. She enjoys teaching and lectures locally, provincially, nationally and internationally.

Dr. Lyn Guenther is part of the Dermatology Update faculty but is not in the Fall 2026 program. See the current speakers.