All available race results Duncan "Don" Kirkham
| Date | Race | Rank |
| 28/09 | Warrnambool - Melbourne | 24 |
Rider information for 1907
| Rank | 510 |
| Score | 0 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 03/10 | Warrnambool - Melbourne | 98 |
Rider information for 1908
| Rank | 789 |
| Score | 0 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 18/09 | Goulburn - Sydney | 5 |
| 02/10 | Warrnambool - Melbourne | 12 |
Rider information for 1909
| Rank | 453 |
| Score | 25 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 27/08 | Cycle Traders' 100 | 3 |
| 17/09 | Goulburn - Sydney | 1 |
| 01/10 | Warrnambool - Melbourne | 6 |
Rider information for 1910
| Rank | 186 |
| Score | 76 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Malvern Star |
| Date | Race | Rank |
| 23/09 | Goulburn - Sydney | 1 |
| 07/10 | Cycle Traders' 100 | 1 |
| 28/10 | Barnet Glass Road Race | 4 |
Rider information for 1911
| Rank | 230 |
| Score | 82 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Malvern Star |
| Date | Race | Rank |
| 06/01 | Six Days Sydney | 5 |
| 16/11 | Barnet Glass Road Race | 1 |
Rider information for 1912
| Rank | 261 |
| Score | 62 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 05/04 | Milano - Sanremo | 9 |
| 19/04 | Paris - Tours | 32 |
| Tour de Belgique | ||
| 26/04 | Stage 1 | 33 |
| 16/05 | Bordeaux - Paris | 11 |
| 14/06 | Paris - Nancy | 4 |
| Tour de France | ||
| 28/06 | Stage 1 | 14 |
| 30/06 | Stage 2 | 47 |
| 02/07 | Stage 3 | 48 |
| 04/07 | Stage 4 | 35 |
| 06/07 | Stage 5 | 39 |
| 08/07 | Stage 6 | 40 |
| 10/07 | Stage 7 | 31 |
| 12/07 | Stage 8 | 16 |
| 14/07 | Stage 9 | 29 |
| 16/07 | Stage 10 | 23 |
| 18/07 | Stage 11 | 35 |
| 20/07 | Stage 12 | 30 |
| 22/07 | Stage 13 | 9 |
| 24/07 | Stage 14 | 21 |
| 26/07 | Stage 15 | 14 |
| General Classification | 17 |
Rider information for 1914
| Rank | 38 |
| Score | 634 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Atala - Dunlop |
| Date | Race | Rank |
| 04/09 | Barnet Glass Road Race | 4 |
Rider information for 1920
| Rank | 379 |
| Score | 20 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 23/09 | Cycle Traders' 100 | 9 |
| 14/10 | Warrnambool - Melbourne | 2 |
Rider information for 1922
| Rank | 313 |
| Score | 42 |
| Name | Duncan "Don" KIRKHAM |
| Country | Australia |
| Team | Individual |