Jonathan Quinn Barnett (born 1964) is an American super yacht designer from Seattle, Washington. He apprenticed with Ron Holland and Jon Bannenberg for nearly seven years beginning in 1987, and founded Jonathan Quinn Barnett Ltd. (JQB Ltd.) in 1995. Barnett designed the interior of the 414-foot yacht Octopus in 2003; the interior of MV Kirkland in 1996; and the interior and exterior of Caterpillar Financial–funded super yacht in 2011.