Psychological & Counselling Services Group

Dr. Tammy Wong Ko

PhD, CCFT, RP, CPsych


Dr. Wong is a clinical psychologist, a registered psychotherapist, a registered Marriage and Family Therapist, and a Clinical Member and Approved Supervisor with the Ontario Association for Marriage & Family Therapy (OAMFT) as well as the American Association for Marriage & Family Therapy (AAMFT).

She obtained her BSocSc in Psychology and MSocSc in Educational Psychology from Hong Kong University.  Her MDiv is in counseling from Tyndale University College & Seminary, and her PhD is in clinical psychology from Fielding Graduate University – an APA accredited program in the United States.

Before migrating to Canada, she worked as an educational psychologist, in both private practice and at a non-profit organization for children with learning and developmental challenges in Hong Kong. After coming to Canada, Dr. Wong worked with Family Services of York Region for over 9 years as a psychotherapist and clinical supervisor. She has also worked in the Oshawa/Woodbine Psychological and Counselling Services for over 15 years as a senior clinician, and now as a clinical psychologist.

Dr. Wong provides individual, couple, and family assessments and therapies to clients from diverse backgrounds and with a range of presenting issues. Her areas of interest are: neurodevelopmental, affective, and personality disorders, PTSD, and relationship impasses. She speaks fluent English, Cantonese, and some Mandarin.