| Guchan | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Guchan (Hautes-Pyrénées).svg |
| Arrondissement: | Bagnères-de-Bigorre |
| Canton: | Neste, Aure et Louron |
| Insee: | 65211 |
| Postal Code: | 65170 |
| Mayor: | Alain Rivière[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Aure-Louron |
| Coordinates: | 42.8483°N 0.3506°W |
| Elevation M: | 734 |
| Elevation Min M: | 761 |
| Elevation Max M: | 1526 |
| Area Km2: | 2.59 |
Guchan (pronounced as /fr/; oc|Gusha) is a commune in the Hautes-Pyrénées department in south-western France.