Christopher Fontaine (born December 1, 1981) is an American former professional stock car racing driver. He has competed in the NASCAR Gander RV & Outdoors Truck Series, driving in 59 races, most notably for Glenden Enterprises. He is known for his nickname “Uncle Chris”, which he goes by through his social media presence.

Fontaine began racing at the age of 16, driving Minicup racecars. In his first years of driving, he racked up two wins, and finished in the top five in thirteen of his fourteen races. He also won many other Late Model races in the FASCAR and SARA Series.

In 2001, Fontaine ran the NASCAR All Pro Series. In 2002, Fontaine attempted to make his debut in the NASCAR Busch Series, using a car purchased from NEMCO Motorsports; he failed to qualify for races at Memphis Motorsports Park, Dover International Speedway, and Nashville Superspeedway.

Returning to FASCAR and All-American Challenge Series competition for the next two seasons, Fontaine posted a career best points finish of fifth after the 2004 AACS season.

In 2005, Fontaine made his first ever start in NASCAR competition at the national series level. Driving in the Craftsman Truck Series for Bobby Hamilton Racing, he finished seventeenth at Mansfield Motorsports Park. He also drove in two more races that year, at the Milwaukee Mile, and the Kansas Speedway. At Kansas, Fontaine was involved in a spectacular wreck with Kelly Sutton, after making contact with Sutton's truck, flipping her over.

In 2007, Fontaine finished fifth in the American Speed Association Late Model Southern Division points. he also finished 3rd in Rookie Points in 2007. Fontaine made two more starts in the NASCAR Craftsman Truck Series in 2007. He drove for Xpress Motorsports, getting his best finish of 17th at Mansfield Motorsports Park. For the 2009 season, Fontaine teamed up with Glenden Enterprises to race a handful of races in the NASCAR Camping World Truck Series in his own trucks. At Gateway International Raceway, he earned his career best finish of 13th.

For 2010, Fontaine ran seven races with Glenden, having an impressive run at Talladega, leading 15 laps before finishing 19th. In 2011, Fontaine returned to Daytona International Speedway in the Trucks and qualified 6th but was caught up in a large wreck near the end. For 2012, Fontaine returned to the Camping World Truck Series, running the majority of the season; he scored his first top-ten in the series in the season opener at Daytona International Speedway, finishing seventh.

In 2014, Fontaine scored his second career top-ten finish at Talladega Superspeedway, finishing seventh. For 2015, Fontaine continued to enter in select superspeedway races while making his debut at Eldora Speedway with B. J. McLeod Motorsports, finishing 16th. At Talladega, Fontaine scored his third career top-ten finish, finishing eighth. In 2016, Fontaine entered in four races with Glenden Enterprises in the number 78, failing to qualify at Martinsville Speedway and Eldora Speedway, while managing to qualify for both Daytona and Talladega.