John Riley (born February 14, 1964, in Marin County, California) is an American rower.

Between 1986 and 1995, he raced on ten United States National Championship teams, rowed in two Olympic Games (1988: Seoul, South Korea; 1992: Barcelona, Spain), and participated in the 1990 Goodwill Games.

[1] In August 1986, he won the gold medal in the heavyweight fours without coxswain at the World Rowing Championships in Nottingham, England.

[3] In 2007 Riley took the US ltwt men's 2x, Liverman and Montgomery, to the World Championships in Munich, Germany.

He also coached them at the 2007 Pan American Games in Rio de Janeiro, Brazil where they won a silver medal; he also took PennAC's collegiate men's sweep program.