[2] His mother was the sister to King Philip VI of France.

He inherited the duchy after his father Duke Peter I died at the Battle of Poitiers in 1356.

[3] In 1390, Louis launched the Barbary Crusade against the Hafsids of Tunis, in conjunction with the Genoese.

Its objective was to suppress piracy based in the city of Mahdia, but the siege was unsuccessful.

On 19 August 1371 Louis married Anne of Auvergne (1358–1417),[2] Countess of Forez and daughter of Beraud II, Dauphin of Auvergne, and his wife the Countess of Forez.