Meet the Doctor

Dr Mariannick Le Guen

MBBS, FRACP

Dr Mariannick Le Guen is an independent Consultant Respiratory and Sleep Medicine Physician and a Fellow of the Royal Australasian College of Physicians. She graduated in medicine from Monash University and completed physician training at Southern Health, Geelong Hospital and Austin Health.


Her clinical interests include sleep-disordered breathing, narcolepsy, restless legs syndrome, circadian rhythm disorders, parasomnias and insomnia. Dr Le Guen has also been involved in research examining obstructive sleep apnoea in people with quadriplegia.


She maintains professional involvement with relevant respiratory and sleep-medicine organisations, including the Thoracic Society of Australia and New Zealand, Australasian Sleep Association, American Thoracic Society, European Respiratory Society and American Academy of Sleep Medicine.