David Alan Gore (August 21, 1953 – April 12, 2012) was an American serial killer who confessed to, and was convicted of, six murders in Vero Beach and Indian River County, Florida in the 1980s. Gore was executed by lethal injection in 2012, having been on Florida's death row for 28 years. Gore had an accomplice, his cousin Fred Waterfield, and the pair were dubbed the "Killing Cousins". Waterfield was convicted of two murders, and is currently serving two consecutive life sentences.