Admiral Daniel Joseph Murphy, Sr. (died September 21, 2001) was a four-star Admiral in the United States Navy and served in the White House during the Carter and Reagan administrations.
Murphy grew up in Brooklyn, and graduated from the University of Maryland and the Naval War College. He joined the Navy in 1943, during his second year at St. John's University in New York, and flew antisubmarine patrols over the North Atlantic during World War II.
During the 1960s he was commanding officer of the aircraft carrier USS Bennington. He commanded the 6th Fleet in the Mediterranean during the Arab-Israeli War of 1973 and the Cyprus Crisis of 1974. He retired from active service in 1977. Murphy's son, Admiral Daniel Murphy, Jr. commanded the 6th Fleet from 1998 to 2000.