(Dublin, Ireland)
Eoin O'Brien (born 1939) LRCP&SI, FRCP, FRCP, is an Irish clinical scientist. He has published extensively on hypertension as one of the major causes of death and disability in society.. Alongside his medical career, O'Brien has contributed to the field of literary criticism and biography. He has written books on writers and artists including Samuel Beckett, Nevill Johnson and Con Leventhal.