Kenneth Henry Acheson (born 27 November 1957) is a British former racing driver from Northern Ireland who competed for RAM Racing in the 1983 and 1985 Formula One seasons. He completed only one of his three race starts, finishing in 12th position in the 1983 South African Grand Prix. In 1985, he was a substitute for Manfred Winkelhock, who was killed in a sportscar race during the season.