Saint-Germain-des-Prés
PLACE Saint-Germain-des-Prés
Paris 75006
METRO: SAINT-GERMAIN-DES-PRÉS, LINE 4

One of the oldest churches in Paris, Saint-Germain-de-Prés is the final resting place for a number of French notables, among them the great mathematician and philosopher René Descartes (1596-1650). 

For a list of burials see Bertrand Beyerns's Guide des tombes d'hommes célébres (2008 165).