| Joseph Ducrot | |
| Full Name: | Joseph Jean Jules Ambroise Ducrot |
| Nationality: | French |
| Sport: | Fencing |
| Birth Date: | 13 August 1866 |
| Birth Place: | Vernon, Second French Empire |
| Death Place: | Massiges, France |
Joseph Jean Jules Ambroise Ducrot (13 August 1866 - 25 September 1915) was a French fencer. He competed in the men's foil event at the 1900 Summer Olympics.[1]
Ducrot served as a chef de bataillon in the 21st Colonial Infantry Regiment of the French Army during the First World War.[2] He was killed in action in Marne on 25 September 1915.