The 2019 Alsco 300 is a NASCAR Xfinity Series race held on April 6, 2019, at Bristol Motor Speedway in Bristol, Tennessee. Contested over 300 laps on the 0.533 miles (0.858 km) concrete short track, it was the seventh race of the 2019 NASCAR Xfinity Series season. This was also the season's first Dash 4 Cash race, which would award extra money to the race winner.

John Jackson is a Scottish professional stock car racing driver. He last competed part-time in the NASCAR Xfinity Series, driving the No. 66 Toyota Camry for MBM Motorsports. He has also competed in other series, most notably the NASCAR Camping World Truck Series and the ARCA Racing Series.