Antoine Isaac, Baron Silvestre de Sacy, was a French nobleman, linguist and orientalist. His son, Ustazade Silvestre de Sacy, became a journalist.
- Occupation
- grammarian, politician, librarian, writer
- Position held
- député au Corps législatif, member of the Chamber of Peers, Director of the Collège de France, Perpetual Secretary of the Académie des Inscriptions et Belles-Lettres
- Citizenship
- France
- Born
- September 21, 1758, 1758, September 22, 1758
- Died