All available race results David Duncan Alexander
| Date | Race | Rank |
| 12/10 | Warrnambool - Melbourne | 3 |
Rider information for 1901
| Rank | 142 |
| Score | 29 |
| Name | David Duncan ALEXANDER |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 30/08 | Warrnambool - Melbourne | 5 |
Rider information for 1902
| Rank | 176 |
| Score | 23 |
| Name | David Duncan ALEXANDER |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 03/08 | Cycle Traders' 100 | 11 |
Rider information for 1907
| Rank | 355 |
| Score | 6 |
| Name | David Duncan ALEXANDER |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 27/08 | Cycle Traders' 100 | 11 |
Rider information for 1910
| Rank | 574 |
| Score | 6 |
| Name | David Duncan ALEXANDER |
| Country | Australia |
| Team | Individual |