| Laignelet | |
| Native Name: | (Gallo) |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Laignelet (Ille-et-Vilaine).svg |
| Coordinates: | 48.3717°N -1.1486°W |
| Insee: | 35138 |
| Postal Code: | 35133 |
| Arrondissement: | Fougères-Vitré |
| Canton: | Fougères-2 |
| Mayor: | André Philipot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Fougères Agglomération |
| Elevation Min M: | 104 |
| Elevation Max M: | 231 |
| Area Km2: | 14.83 |
Laignelet (in French pronounced as /lɛɲlɛ/; Gallo : Leingelaé, Breton: Kernoanig) is a commune in the Ille-et-Vilaine department of Brittany in north-western France.
Inhabitants of Laignelet are called Agnelais in French.