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| 1/12/2021 | Tulsa Expo Raceway - Tulsa, OK Warren CAT Qualifying Night plus the VIROC Midgets: Chili Bowl Nationals | Results | | Dennie Gieber (Midgets) | 3rd | 8th | 11th | - |
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| 1/16/2021 | Tulsa Expo Raceway - Tulsa, OK Lucas Oil Championship Feature Events Midgets: Chili Bowl Nationals | Results | | Dennie Gieber (Midgets) | - | - | - | - |
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| 3/5/2021 | RPM Speedway - Crandall, TX Texas Spring Nationals Night 1 A Modifieds: USMTS - United States Modified Touring Series Dwarf, Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (A Modifieds) | 9th | - | 18th | - |
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| 3/6/2021 | RPM Speedway - Crandall, TX Texas Spring Nationals Night 2 A Modifieds: USMTS - United States Modified Touring Series Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (A Modifieds) | 6th | - | 7th | - |
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| 3/13/2021 | Boothill Speedway - Greenwood, LA Rescheduled 2nd Annual Ronny Adams Memorial - Night #2 Factory Stocks, Dirt Late Models, CRUSA Dirt Late Models | Results | | Dennie Gieber (CRUSA Dirt Late Models) | 2nd | - | - | 1st |
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| 3/20/2021 | Southern Oklahoma Speedway - Ardmore, OK Opening Night - All Classes A Modifieds: TOMS - Touring Outlaw Modified Series Hobby Stocks, Stock Cars, 600cc Modifieds, Limited Sport Mod, IMCA Stock Car | Results | | Dennie Gieber (A Modifieds) | 1st | - | - | 19th |
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| 5/1/2021 | Boothill Speedway - Greenwood, LA Advanced Powder Coating Weekly Racing Series Factory Stocks, B Modifieds, CRUSA Dirt Late Models, Limited Modified, Sport Compact | No Results |
| 5/8/2021 | Boothill Speedway - Greenwood, LA Advanced Powder Coating Weekly Racing Series Factory Stocks, B Modifieds, CRUSA Dirt Late Models, Limited Modified, Sport Compact | Canceled |
| 5/15/2021 | Boothill Speedway - Greenwood, LA Battle of Boothill Factory Stocks, B Modifieds, CRUSA Dirt Late Models, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 3rd | - | - | 22nd |
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| 5/30/2021 | Lonestar Speedway - Kilgore, TX Memorial Day Showdown Factory Stocks, A Modifieds, B Modifieds, Dirt Late Models, Sport Compact | Results | | Dennie Gieber (B Modifieds) | 3rd | - | - | 5th |
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| 6/12/2021 | Lonestar Speedway - Kilgore, TX Factory Stocks, A Modifieds, B Modifieds, Sport Compact | Results | | Dennie Gieber (B Modifieds) | 1st | - | - | 1st |
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| 6/18/2021 | Boothill Speedway - Greenwood, LA Inaugural Billy Melton Memorial - Night #1 B Modifieds, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 2nd | - | - | - |
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| 6/19/2021 | Boothill Speedway - Greenwood, LA Inaugural Billy Melton Memorial - Night #2 Factory Stocks, CRUSA Dirt Late Models, Limited Modified | Results | | Dennie Gieber (Limited Modified) | - | - | - | - |
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| 6/25/2021 | RPM Speedway - Crandall, TX KR Cup Round #9 Limited Sport Mod, USRA Limited Mods, USRA Modifieds, USRA Factory Stocks, USRA Tuners, Dirt Big Block Modifieds | Results | | Dennie Gieber (USRA Limited Mods) | 1st | - | - | 2nd |
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| 6/26/2021 | Hunt County Raceway - Greenville, TX $700 to win USRA Limited Modifieds, USRA Factory Stock, $400. to win Econ. Restricted 'A' Class: NOW600 Restricted Micros Winged A-Class: NOW600 A-Class Micros Stock Cars, Dirt Late Models, Super Stocks, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Limited Mods) | 2nd | - | - | 12th |
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| 7/3/2021 | Boothill Speedway - Greenwood, LA The Firecracker Factory Stocks, B Modifieds, Dirt Late Models, CRUSA Dirt Late Models, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 3rd | - | - | 15th |
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| 7/4/2021 | Lonestar Speedway - Kilgore, TX Bandits Outlaws Fireworks Spectacular Winged Sprints: Bandits Outlaw Sprint Series 360 Sprints - Winged, Factory Stocks, A Modifieds, B Modifieds, Sport Compact | Results | | Dennie Gieber (B Modifieds) | 3rd | - | - | 2nd |
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| 7/31/2021 | Hunt County Raceway - Greenville, TX 7th Annual Hella Shrine Race A Modifieds: TOMS - Touring Outlaw Modified Series Winged A-Class: NOW600 A-Class Micros Stock Cars, Restricted 'A' Class, Super Stocks, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (A Modifieds) | 9th | - | - | 11th |
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| 8/7/2021 | Big O Speedway - Ennis, TX DIRTcar Late Models, Factory Stocks, Hornets, Limited Sport Mod, USRA Modifieds, USRA Factory Stocks | Results | | Dennie Gieber (USRA Modifieds) | 1st | - | - | 1st |
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| 8/21/2021 | Hunt County Raceway - Greenville, TX American Racer Modified Series Restricted 'A' Class: NOW600 Restricted Micros Winged A-Class: NOW600 A-Class Micros USRA Modifieds: USRA American Racer Modified Series Stock Cars, Super Stocks, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Modifieds) | 6th | - | 10th | 19th (DNF) |
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| 8/27/2021 | Buffalo Creek Speedway - Edgewood, TX 2nd Annual Elijah's Retreat Autism Race USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Limited Mods) | - | - | - | 1st |
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| 8/28/2021 | Buffalo Creek Speedway - Edgewood, TX 2nd Annual Elijah's Retreat Autism Race USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Limited Mods) | - | - | - | 2nd |
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| 9/3/2021 | Boothill Speedway - Greenwood, LA 49th Annual Louisiana Dirt Track State Championships - Night 1 Factory Stocks, B Modifieds, CRUSA Dirt Late Models, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 2nd | - | - | 4th |
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| 9/4/2021 | Boothill Speedway - Greenwood, LA 49th Annual Louisiana Dirt Track State Championships - Night 2 Factory Stocks, B Modifieds, CRUSA Dirt Late Models, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 6th | - | - | 21st |
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| 9/5/2021 | RPM Speedway - Crandall, TX 3rd Annual Ronny Sigman Memorial Dirt Late Models: XR Southern Storm USRA Modifieds: USRA American Racer Modified Series A Modifieds, Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Modifieds) | 2nd | - | 5th | - |
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| 9/9/2021 | RPM Speedway - Crandall, TX Inaugural USMTS Event A Modifieds: USMTS - United States Modified Touring Series USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (A Modifieds) | 4th | - | 11th | - |
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| 9/11/2021 | Big O Speedway - Ennis, TX DIRTcar Late Models, Factory Stocks, Hornets, Limited Sport Mod, USRA Modifieds, USRA Factory Stocks, Dirt Winged Modifieds | Results | | Dennie Gieber (USRA Modifieds) | 1st | - | - | 3rd |
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| 9/22/2021 | Batesville Motor Speedway - Locust Grove, AR 5th Annual Race 4 Hope 71 IMCA Modified | Results | | Dennie Gieber (IMCA Modified) | 7th | - | - | - |
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| 9/23/2021 | Batesville Motor Speedway - Locust Grove, AR 5th Annual Race 4 Hope 71 IMCA Modified | Results | | Dennie Gieber (IMCA Modified) | 2nd | - | - | 27th |
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| 9/24/2021 | Batesville Motor Speedway - Locust Grove, AR 5th Annual Race 4 Hope 71 IMCA Modified | Results | | Dennie Gieber (IMCA Modified) | 1st | - | - | 11th |
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| 9/25/2021 | Batesville Motor Speedway - Locust Grove, AR 5th Annual Race 4 Hope 71 IMCA Modified | Results | | Dennie Gieber (IMCA Modified) | - | - | 3rd | - |
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| 10/9/2021 | Big O Speedway - Ennis, TX DIRTcar Late Models, Factory Stocks, Hornets, Limited Sport Mod, USRA Modifieds, USRA Factory Stocks | Results | | Dennie Gieber (USRA Modifieds) | 3rd | - | - | 4th |
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| 10/23/2021 | RPM Speedway - Crandall, TX Inaugural Cowboy Up Classic USRA Modifieds: USRA American Racer Modified Series Limited Modified, Limited Sport Mod, USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Limited Mods) | 8th | - | 14th | - | | Dennie Gieber (USRA Modifieds) | 6th | - | - | 8th |
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| 10/30/2021 | Boothill Speedway - Greenwood, LA Advanced Powder Coating Weekly Racing Series Factory Stocks, B Modifieds, CRUSA Dirt Late Models, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 8th | - | - | DNS |
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| 11/6/2021 | Boothill Speedway - Greenwood, LA Summit USRA Southern Nationals USRA Modifieds: USRA American Racer Modified Series USRA Limited Mods, USRA Factory Stocks, USRA Tuners | Results | | Dennie Gieber (USRA Limited Mods) | - | - | 12th | 8th |
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| 11/9/2021 | Boothill Speedway - Greenwood, LA Short Track Super Series Cajun Swing Factory Stocks, Limited Modified, Sport Compact | Results | | Dennie Gieber (Limited Modified) | 7th | - | - | - |
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| 12/9/2021 | South Texas Race Ranch - Corpus Christi, TX Jerry Whiteaker Memorial 3 Practice Factory Stocks, Asphalt Mini Stocks, Stock Cars, Sportsmans, A Modifieds, B Modifieds, Street Stocks, Dirt Late Models, 250cc Open | Results | | Dennie Gieber (B Modifieds) | - | - | - | - |
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| 12/10/2021 | South Texas Race Ranch - Corpus Christi, TX Jerry Whiteaker Memorial 3 Qualifying Night Factory Stocks, Stock Cars, Sportsmans, B Modifieds | Results | | Dennie Gieber (B Modifieds) | 6th | - | - | - |
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| 12/11/2021 | South Texas Race Ranch - Corpus Christi, TX Jerry Whiteaker Memorial 3 Championship Night Factory Stocks, Stock Cars, Sportsmans, A Modifieds, B Modifieds, Dirt Late Models | Results | | Dennie Gieber (B Modifieds) | - | - | 7th | - |
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