Charles Emmanuel of Savoy, 6th Prince of Carignano (24 October 1770 – 16 August 1800) was a Prince of Savoy and later the Prince of Carignano between 1780 and 1800, and the paternal grandfather of Vittorio Emanuele II, the first king of a united Italy.

On 24 October 1797 he married in Turin Maria Christina of Saxony, daughter of Carl Christian Joseph of Saxony, Duke of Courland, himself son of Augustus III of Poland.

Charles Emmanuel died three years after his marriage in a French prison.

He had fought against the French in the First Coalition War, but had made peace with the Republicans after the abdication of Charles Emmanuel IV of Sardinia.

From there he was moved to Dijon and then to Chaillot in Paris, where he died.