Gary Nichols (born 1978 in Muscle Shoals, Alabama) is an American country music singer. Signed to Mercury Nashville Records in 2006, Nichols made his debut that year with the release of his single "Unbroken Ground", which reached No. 39 on the Billboard Hot Country Songs charts. Following it were the singles "I Can't Love You Anymore" and "Goin' Fast." Nichols never released an album for the label and soon left it.
In April 2010, he replaced Chris Stapleton as the lead singer and guitarist of The SteelDrivers.