• Portrait of Ruth Anne Marrie.
  • Professor

    Max Rady College of Medicine
    Internal medicine
    GF543-820 Sherbrook Street
    University of Manitoba
    Winnipeg, Manitoba R3A 1R9

    Phone: 204- 787-4951
    Fax: 204-787-1486


  • Community health sciences, Max Rady College of Medicine, Rady Faculty of Health Sciences

Accepting graduate students

  • Masters – Yes
  • PhD – Yes

Research interests

  • The influence of comorbid factors, such as other chronic diseases, health behaviours, and critical illness on a range of multiple sclerosis (MS)-related health outcomes
  • Etiologic factors for MS
  • Patient-reported outcomes
  • Pediatric MS


  • Multiple sclerosis
  • Epidemiology
  • Quality of life
  • Administrative data
  • Comorbidity

Research affiliations

  • Adjunct scientist, Manitoba Centre for Health Policy

Research summary

Dr. Ruth Ann Marrie’s research aims to understand the influence of comorbid diseases on a range of multiple sclerosis (MS)-related health outcomes. Other areas of research interest include etiologic factors for MS, patient-reported outcomes and pediatric MS.


Ruth Ann Marrie is a professor of medicine and community health sciences at UM. She received her undergraduate degree in chemistry and her medical degree from Dalhousie University, both with distinction. She completed neurology training at McGill University. This was followed by a fellowship in Multiple sclerosis at the Cleveland Clinic, supported by a Sylvia Lawry Physician Fellowship Award from the National Multiple Sclerosis Society. Subsequently, she obtained a PhD in epidemiology from Case Western Reserve University. Presently, she holds the Waugh Family Chair in Multiple Sclerosis and serves as the chair of the Medical Advisory Committee for the MS Society of Canada.


  • PhD (epidemiology), Case Western Reserve University (2007)
  • Master of Science (epidemiology), Case Western Reserve University (2003)
  • Medical doctorate (distinction), Dalhousie University Medical School (1996)
  • BSc (chemistry, distinction), Dalhousie University (1992)

Postdoctoral training

  • Neuroimmunology (multiple sclerosis) Fellowship, Cleveland Clinic (2004)
  • Neurology Residency, McGill University (2001)



  • Waugh Family Chair in Multiple Sclerosis


  • Women Against MS Honouree, Manitoba-Saskatchewan division, MS Society
  • Inaugural Gillian’s Hope Visiting Scholar, Dalhousie Medical Research Foundation


  • Canadian Society for Clinical Investigation Distinguished Scientist Award


  • Robert J. Herndon Award (Most outstanding paper), International Journal of MS Care
  • WXN’s Top 100 Most Powerful Women in Canada


  • Finalist, 2015 Barancik Prize for Innovation, National Multiple Sclerosis Society


  • Liam J. Murphy Young Investigator Award, internal medicine department, University of Manitoba


  • Robert J. Herndon Award (Outstanding paper), International Journal of MS Care


  • Aubie Angel Young Investigator Award in Clinical Research, University of Manitoba


  • Multidisciplinary Clinical Research Career Development Grant


  • ATSDR Honor Award: Partners in Public Health: Multiple sclerosis investigation team
  • Potiker Fellowship, Mellen Center for Multiple Sclerosis Treatment and Research


  • Sylvia Lawry Physician Fellowship Award, National Multiple Sclerosis Society (USA)

Dr. Ruth Ann Marrie In the news

Contact us

Internal Medicine
Room GC430, Health Sciences Centre
820 Sherbrook Street
University of Manitoba
Winnipeg, MB R3A 1R9 Canada