Pierre Louis Auguste Ferron, Count de La Ferronnays (1777–1842) was French Minister of Foreign Affairs from 4 January 1828 to 24 April 1829.
Born in Saint-Malo, he participated in the campaign of the army of Émigrés in 1792, then emigrated to England where he joined the Duke du Berry.
At the Bourbon Restoration, he was appointed brigadier, and peer of France in 1815.
He was Ambassador in Denmark (1817-1819) and Russia (1820-1827), before becoming foreign minister in the Martignac ministry in 1828, for a short tome. During these years he maintained a friendly correspondence with Chateaubriand, that he briefly mentions in his memoirs.
He had children:
He bought the castle Boury-en-Vexin, in 1835.