Warner (25 August 1940 – 16 May 2012) was a British biologist and a professor in the Department of Cell and Developmental Biology at University College London.
Her major field of research was morphogenesis.
Warner was known for her work and leadership in a variety of research projects and organisations.
She is perhaps most well known for her roles as a cell electrophysiologist, politician of science, and founder of the organisation UCL centre CoMPLEX.