Dr. Mary Daval is an ENT surgeon, specializing in hearing disorders and ear surgery and deputy head of department for the ENT and Head and Neck Surgery department at the Adolphe de Rothschild Foundation Hospital since 2013. 

A former intern at the Paris Hospitals, she obtained her State Diploma of Doctor of Medicine and her Diploma of Specialized Studies in Otorhinolaryngology and Head and Neck Surgery in 2010.
Her main areas of interest concern the surgical management of hearing pathologies (otosclerosis, chronic otitis, pathologies of the cerebellopontine angle and the internal auditory canal, hearing implants). 

She is an active member of the French ENT Society (SFORL) and the French Association of Otology and Neurotology (AFON).  

Dr. Mary Daval is the author of numerous medical and scientific articles and has contributed to several ENT textbooks.