Louis VIII (disambiguation)

Louis VIII (1187–1226; (r. 1223 – 1226)) was King of France.

Louis VIII may also refer to:
 * Louis VIII, Duke of Bavaria (1403–1445; (r. 1443 – 1445))
 * Louis VIII, Landgrave of Hesse-Darmstadt (1691–1768; (r. 1739 – 1768))