Rod Jay Rosenstein is an American attorney who served as the 37th United States Deputy Attorney General from April 2017 until May 2019. Prior to his appointment, he served as a United States Attorney for the District of Maryland. At the time of his confirmation as Deputy Attorney General in April 2017, he was the nation's longest-serving U.S. Attorney. Rosenstein had also been nominated to the United States Court of Appeals for the Fourth Circuit in 2007, but his nomination was never considered by the U.S. Senate.