Mustafa Ait Idir (sometimes written as Ait Idr) is an individual formerly held in the United States Guantanamo Bay detainment camps, in Cuba.[1] Ait Idir was born in Algeria, but moved to Bosnia, married a Bosnian woman, and became a Bosnian citizen. Idir was arrested on October 18, 2001 on suspicion of participating in a conspiracy to bomb the United States Embassy. After their release following their acquittal, the six men were captured, on January 17, 2002, by American forces, who transferred them to Guantanamo Bay.