All available race results Knud Aage Jacobsen
| Date | Race | Rank |
| 06/09 | World Championships Road Race (Amateurs) | 5 |
Rider information for 1936
| Rank | 385 |
| Score | 82 |
| Name | Knud Aage JACOBSEN |
| Country | Denmark |
| Team | Arbejdernes B.C., København |
| Date | Race | Rank |
| Tour de Suisse | ||
| 31/07 | Stage 1 | 33 |
| 01/08 | Stage 2 | 48 |
Rider information for 1937
Rider Knud Aage Jacobsen is not classified in 1937.
| Date | Race | Rank |
| Deutschlandrundfahrt | ||
| 12/06 | Stage 4 | 6 |
| 17/06 | Stage 8 | 10 |
| 18/06 | Stage 9 | 10 |
| 21/06 | Stage 11 | 8 |
| 23/06 | Stage 13 | 7 |
| 24/06 | Stage 14 | 1 |
| 25/06 | General Classification | 21 |
Rider information for 1938
| Rank | 254 |
| Score | 134 |
| Name | Knud Aage JACOBSEN |
| Country | Denmark |
| Team | Alcyon - Dunlop |
| Date | Race | Rank |
| Großdeutschlandfahrt | ||
| 07/06 | Stage 6 | 7 |
| 09/06 | Stage 8 | 9 |
Rider information for 1939
| Rank | 487 |
| Score | 46 |
| Name | Knud Aage JACOBSEN |
| Country | Denmark |
| Team | Wanderer |
No results available in season 1940.
Rider information for 1940
| Rank | 753 |
| Score | 0 |
| Name | Knud Aage JACOBSEN |
| Country | Denmark |
| Team | Wanderer |
No results available in season 1941.
Rider information for 1941
| Rank | 763 |
| Score | 0 |
| Name | Knud Aage JACOBSEN |
| Country | Denmark |
| Team | Wanderer |
No results available in season 1942.
Rider information for 1942
| Rank | 691 |
| Score | 0 |
| Name | Knud Aage JACOBSEN |
| Country | Denmark |
| Team | Wanderer |