Charles D. Swift is an American attorney and former career Navy officer, who retired in 2007 as a Lieutenant Commander in the Judge Advocate General's Corps. He is most noted for having served as defense counsel for Salim Ahmed Hamdan, a detainee from Yemen who was the first to be charged at Guantanamo Bay; Swift took his case to the US Supreme Court. In 2005 and June 2006, the National Law Journal recognized Swift as one of the top lawyers nationally because of his work on behalf of justice for the detainees.

Salim Ahmed Salim Hamdan is a Yemeni man, captured during the invasion of Afghanistan, declared by the United States government to be an illegal enemy combatant and held as a detainee at Guantanamo Bay from 2002 to November 2008. He admits to being Osama bin Laden's personal driver and said he needed the money.