Stewart J. Friesen (born July 25, 1983) is a Canadian-American professional dirt track and stock car racing driver. He competes full-time in the NASCAR Camping World Truck Series, driving the No. 52 Toyota Tundra for his team, Halmar Friesen Racing, and part-time at local dirt tracks across New York, Pennsylvania, New Jersey, and elsewhere in the United States, driving the No. 44 car for HFR.