| Lançon | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Lançon (65).svg |
| Arrondissement: | Bagnères-de-Bigorre |
| Canton: | Neste, Aure et Louron |
| Insee: | 65255 |
| Postal Code: | 65240 |
| Mayor: | Éric Gay[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Aure-Louron |
| Coordinates: | 42.8864°N 0.3672°W |
| Elevation M: | 1089 |
| Elevation Min M: | 918 |
| Elevation Max M: | 1365 |
| Area Km2: | 2.8 |
Lançon (in French pronounced as /lɑ̃sɔ̃/) is a commune in the Hautes-Pyrénées department in south-western France.