Dr. Maria Antoniou, Clinical and Counselling Psychologist

Dr. Maria Antoniou, C.Psych

Dr. Maria Antoniou is a registered Clinical Psychologist who received her Ph.D. from the University of Toronto (OISE/UT).

She currently works in private practice providing both assessment and treatment services in the areas of counselling and clinical psychology.

Dr. Antoniou has a breadth of experience providing assessment and treatment for children, adolescents, adults and families. She primarily works within a Cognitive Behaviour Therapy (CBT) approach to treat anxiety and mood disorders, stress management, self-esteem difficulties, and behavioural problems.

Dr. Antoniou has a special interest in the treatment of individuals with eating disorders with over 10 years experience in the area. She was trained at The Hospital for Sick Children and with the Maudsley Institute for Family Based Therapy.

Dr. Antoniou’s professional background includes positions at The William Osler Health System in the Adult Day Treatment Program and Child and Adolescent Program, The Hospital for Sick Children, and the Bulimia Anorexia Nervosa Association.

She was also the Chair of the Body Image Coalition of Peel. She works closely with her clients to set attainable goals that can be achieved and sustained. Dr. Antoniou is a member of the College of Psychologists of Ontario and the Canadian Psychological Association.

Dr. Maria Antoniou works at the Oakville Location.

The Therapy Centre offers Therapy for Mood Disorders such as Bi-Polar, Post-Partum, Seasonal Affective Disorder and More

Mood Disorders

Anxiety Disorder Treatment in Oakville and Hamilton

Anxiety Disorders


Eating Disorder Treatment & Therapy in Oakville and Hamilton

Eating Disorders

  • Anorexia Nervosa
  • Bulimia Nervosa
  • Binge-eating Disorder
  • Avoidant/restrictive food intake
Stress, Trauma, Post-Traumatic Stress, Acute Stress Therapy is available at The Therapy Centre

Trauma and Stress Related Disorders

  • Post Traumatic Stress Disorder
  • Acute Stress Disorder
  • Adjustment Disorder
ADHD Parenting Help and Therapy is available at The Therapy Centre

 Attention Deficit Hyperactivity Disorder (aka ADHD/ADD)


Gender, Sexuality Issues, Gender Identity, Trans, Sexual Identity, LGBTQ

Gender and Sexuality Issues

  • Gender identity and trans issues
  • Sexual identity
  • Working with LGBTQ individuals
Personality Concerns Therapy (Borderline, Dependent, Histrionic, Obsessive-Compulsive OCD Therapy is available at The Therapy Centre

Personality Concerns

  • Borderline Personality
  • Dependent Personality
  • Histrionic Personality
  • Obsessive-Compulsive Personality
Bullying, Discrimination, Harassment Therapy is available at the Therapy Centre

Bullying / Discrimination / Harassment


Grief, Bereavement or Loss Therapy is available at the Therapy Centre

Grief, Bereavement or Loss

Significant Life Change or Life Transition Therapy is available at the Therapy Centre

Life Transitions / Significant Life Changes


Perfectionism and or Procrastination Therapy is available at The Therapy Centre

Perfectionism / Procrastination

Self-Esteem Therapy is available at The Therapy Centre



Stress Management Therapy is available at The Therapy Centre

Stress Management

Relationship Issues like Separation, Divorce, Parenting through Divorce and Infertility are available at The Therapy Centre

Relationship Issues

  • Separation/Divorce
  • Parenting through separation/divorce
  • Infertility


Couples and Family Therapy Services