Date of Birth: 
About Roger Keynes
- Roger John Keynes FMedSci (; born 25 February 1951) is a British medical scientist.
- He is a Fellow of Trinity College, Cambridge, and a professor within the Department of Physiology, Development and Neuroscience. Keynes is the third of four sons.
- His father was Richard Keynes, through whom he is a great-great-grandson of Charles Darwin.
- His mother was The Honorable Ann Pinsent Adrian, who was the daughter of Edgar Adrian, 1st Baron Adrian and his wife Hester (née Pinsent).
- His elder brother, Randal Keynes, is a conservationist and author, while his younger brother, Simon Keynes, is a historian and a Fellow of Trinity, as was their father, Richard.
- Roger Keynes is married to Yasmina Keynes and is the father of Catholic writer and apologist, Laura Keynes, Oliver Keynes and Sophia Keynes.
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