| Fort Assumption | |
|---|---|
| Memphis, Tennessee | |
  Fort Assumption | |
| Coordinates | 35°07′19″N 90°04′26″W / 35.122°N 90.074°W |
| Site history | |
| Built | 1739 |
| Built by | French Army |
| In use | 1739–1740 |
| Events | Abortive Campaign of 1739 |
| Garrison information | |
| Past commanders | Jean-Baptiste Le Moyne, Sieur de Bienville |
| Garrison | 1,200 |
Fort Assumption (or Fort De L'Assomption) was a French fortification constructed in 1739 on the fourth Chickasaw Bluff on the Mississippi River in Shelby County, present day Memphis, Tennessee. The fort was used as a base against the Chickasaw in the unsuccessful Indian-removal Campaign of 1739.