Louis Crato, Count of Nassau-Saarbrücken (; 28 March 1663, Saarbrücken – 14 February 1713 in Saarbrücken) was the son of Count Gustav Adolph of Nassau-Saarbrücken and Clara Eleanor, Countess of Hohenlohe-Neuenstein. He was educated at Neuenstein with his uncle, Count Wolfgang Julius of Hohenlohe-Neuenstein, and later in Tübingen. His father was at the time a prisoner of war in France.
