Nobile Giuseppe Maria Buonaparte or Giuseppe Maria di Buonaparte (31 May 1713 â 13 December 1763) was a Corsican politician, best known as the paternal grandfather of Napoleon I of France.
He was the son of (1683âÂÂ1720) and his wife Maria Anna Tusoli (1690âÂÂ1760). According to a genealogy requested by Maria Saveria Paravicini, wife of Giuseppe Maria Buonaparte, Buonaparte was a descendant of William IX of Montferrat and Borso d'Este.
In 1749, Giuseppe was the Delegate who represented the City of Ajaccio in the Council of Corte.
On 5 March 1741 at Ajaccio, Giuseppe married his first wife Nobile Maria Saveria Paravicini (born 7 September 1715 at Ajaccio, died before 1750). She was a daughter of two Nobile, Giuseppe Maria Paravicini and Anna Maria Salineri. Both her parents were members of the nobility of the Republic of Genoa. They had at least four children:
Maria predeceased her husband, and he married secondly Maria Virginia Alata (born 5 February 1725), a daughter of Domenico Alata. This marriage was probably childless.