| Landudal | |
| Native Name: | Landudal |
| Commune Status: | Commune |
| Coordinates: | 48.0631°N -3.9761°W |
| Insee: | 29107 |
| Postal Code: | 29510 |
| Arrondissement: | Quimper |
| Canton: | Briec |
| Mayor: | Raymond Messager[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Quimper Bretagne Occidentale |
| Elevation Min M: | 62 |
| Elevation Max M: | 165 |
| Area Km2: | 16.69 |
Landudal (in French pronounced as /lɑ̃dydal/;) is a commune in the Finistère department of Brittany in north-western France. The writer Angèle Jacq, winner of the Cezam Prix Littéraire Inter CE in 2000 for her novel Le voyage de Jabel, was born in Landudal, as was the famed explorer Yves-Joseph de Kerguelen-Trémarec.
Inhabitants of Landudal are called in French Landudalais.