Grant Donaldson
Harry Donaldson
Birthplace: Milford, Iowa
Born: October 18, 1890
Died: April 14, 1981
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| Year | Series | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles | Points | Standing |
| 1915 | AAA | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 25* | 50T* |
| Total | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0/25* |
| Track Type | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Board Oval | 0 | 1 | 0 | 0 | 0 | 0 | 0 | NS | 0 |
| Brick Oval | 0 | 1 | 0 | 0 | 0 | 0 | 0 | NS | 0 |
| Dirt Oval | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 |
| Series | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| AAA | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 7 | 0 |
| Start # | Date | Track | Type | Series | Car # | Sponsor/Name | Chassis | Engine | Start | Finish | Laps | Status |
Points |
| -- | 5/31/1915 | Indianapolis | BR | AAA | 28 | Emdem | Emdem | Emdem | -- | -- | -- | Disqualified - inexperience | |
| 1 | 7/3/1915 | Sioux City | DO | AAA | 8 | Emdem | Emdem | Emdem | X | 7 | 146 | Flagged | 25* |
| -- | 8/7/1915 | Des Moines | BO | AAA | 15 | Donaldson Special | X | X | -- | -- | -- | DNS, too slow | |