| Riencourt | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Riencourt.svg |
| Arrondissement: | Amiens |
| Canton: | Ailly-sur-Somme |
| Insee: | 80673 |
| Postal Code: | 80310 |
| Mayor: | Gaël Caux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Somme Sud-Ouest |
| Coordinates: | 49.9225°N 2.0608°W |
| Elevation M: | 75 |
| Elevation Min M: | 28 |
| Elevation Max M: | 124 |
| Area Km2: | 10.16 |
Riencourt (in French pronounced as /ʁjɛ̃kuʁ/) is a commune in the Somme department in Hauts-de-France in northern France.
Riencourt is situated 15miles northwest of Amiens, on the D121 and D69 crossroads.