Lindsey Olin Graham (born July 9, 1955) is an American politician and retired U.S. Air Force Reserve colonel serving as the senior United States Senator from South Carolina, a seat he has held since 2003. He is a member of the Republican Party.
A native of Central, South Carolina, Graham graduated from the University of South Carolina in 1977. He received his Juris Doctor from the University of South Carolina School of Law in 1981. He served in the United States Air Force from 1982 to 1988 and served in the South Carolina Air National Guard then in the Air Force Reserve, attaining the rank of colonel.