Dr Maheshi Ramasamy

Subject: Medicine and Biomedical Science

Department: Paediatrics

College appointment: Florey Lecturer and Fellow by Special Election

Academic position: Associate Professor


Maheshi received her undergraduate medical training at Christ’s College, Cambridge. She subsequently trained as a junior doctor in Infectious Diseases and General Internal Medicine in Oxford, London and Australia and obtained a DPhil from Wadham College, Oxford. She is a Consultant Physician at Oxford University Hospitals NHS Foundation Trust and the Deputy Director of the Graduate Entry Medicine course at Oxford. In her role as Florey Lecturer, Maheshi acts as the Lead Tutor for Graduate medical students at Magdalen College with overall responsibility for admissions, teaching and pastoral support of students. She has been a Fellow by Special Election at Magdalen since 2020.


As a clinician scientist based at the Oxford Vaccine Group, Maheshi’s research interest is in adaptive immune responses to vaccines. She leads on early and late phase clinical trials in healthy adults with a particular focus on enteric infections. Since 2020, Maheshi has been Principal Investigator for the Oxford/AZ COVID-19 vaccine trials, which have led to the deployment of over 2 billion doses of this vaccine globally. 

Selected publications: