License ès Lettres, Ecole Normale Supérieure, Paris, 1956. Master of Arts, Oxford University, 1988. Doctor ès Lettres, University Sorbonne, 1971.
His 800-page biography of Proust was well-received, asserted by Edmund White in his own book on Proust to be the best work of its kind. Briefly a professor in the Faculty of Medieval and Modern Languages, University of Oxford, Tadié was then, until his retirement, a professor at the Paris-Sorbonne University (Paris IV) and director of the collections "Classical Folio" and "Theatre Folio". He was also a director of the French Institute of London.
Corres. fellow British Academy. Member Glyndebourue Festival Society.
Married Arlette Khoury. Children: Alexis, Benoit, Jerome.