Kenny Coolbeth (born March 30, 1977) is a flat track motorcycle racer from New Milford, Connecticut, United States. He won the 2006, 2007, and 2008 AMA Grand National Championship. He races in the #2 bike on the Harley-Davidson factory team. He attended Wamogo Regional High School.
His 2001 season was his first in the Top 5 in the final points in the Grand National Flat Track championship. He had six podium (Top 3) finishes in the season, and finished fourth in the final points standings. He had five wins in the Supertracker series, and finished second in the season standing for the series.
He raced for the KTM Sport USA team in 2003. His two wins that season were at Sedalia, Missouri and Vernon, New York. His fourth place finish in the points was his third consecutive Top 5 season. He also won the AMA National Hot Shoe 505 Expert and the 750/1000 Expert races at DeLeon Springs, Florida.
He had 9 podium finishes in 2004, including a win at Davenport, Iowa. He finished third in the final points standings. He also won the AMA National Hot Shoe 750/1000 race at Savannah, Georgia. He raced for the Jones Powersport team.
He finished second for the 2005 season title. He won the races at Lake Odessa, Michigan and Farley, Iowa, plus had four additional podium finishes. He won two AMA Nat'l Hot Shoe 505 Expert races. He raced for the KTM/Mid-America Harley-Davidson team.
Coolbeth was AMA Grand National Twins Champion in 2006, 2007 and 2008. He also won the Singles Championship in 2007.