Jeff Smith (born August 20, 1963) is an American professional stock car racing driver who competes part-time in the ARCA Menards Series, driving the No. 49 Ford for Brad Smith Motorsports. He is the older brother of current ARCA Menards Series driver Brad Smith.

Smith ran one ARCA Permatex SuperCar Series race at Flat Rock Speedway driving for his brother's team in the No. 67 Chrysler, where he would finish 28th and last due to engine issues.

Since 1988, Smith has worked as a crew member and crew chief for his brother and his team.^[1][2] In 2022, he gained attention at the Milwaukee Mile where he served as the only pit crew member for Brad, who was making his 400th start in the now ARCA Menards Series, and had performed a pit stop for him during the race, which was filmed and uploaded onto Facebook by Dan Margetta, who was in attendance at the event; Brad would finish 21st after running 136 of the 150 laps.^[3]

In 2023, it was revealed on the entry list for the ARCA Menards Series East race at Flat Rock Speedway that Smith would run the No. 49 Ford for Brad Smith Motorsports, which would be his first professional start in any stock car series since 1987.^[4][5] Smith would finish sixteenth and last after one lap due to clutch issues.^[6] He would later make his return to the main ARCA Menards Series driving the No. 49 Chevrolet at Berlin Raceway, where he would finish seventeenth after spinning out two laps into the race.^[7] On the FOX Sports 1 Broadcast of the event, a graphic was shown that falsely stated Smith was 123 years old.^[8] He would return at Michigan International Speedway, where he would finish 23rd due to mechanical issues at the start of the race.^[9]