| Belleu | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Belleu 02.svg |
| Arrondissement: | Soissons |
| Canton: | Soissons-2 |
| Insee: | 02064 |
| Postal Code: | 02200 |
| Mayor: | Philippe Montaron[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | GrandSoissons Agglomération |
| Coordinates: | 49.3592°N 3.3356°W |
| Elevation M: | 67 |
| Elevation Min M: | 45 |
| Elevation Max M: | 162 |
| Area Km2: | 4.53 |
Belleu (in French pronounced as /bɛlø/) is a commune in the department of Aisne in Hauts-de-France in northern France.