| Rhynia Temporal range: | |
|---|---|
| Reconstruction of Rhynia gwynne-vaughanii, redrawn after Kenrick & Crane (1997:101) | |
| Scientific classification | |
| Subdivision: | †Rhyniophytina |
| Class: | †Rhyniopsida |
| Order: | †Rhyniales |
| Family: | †Rhyniaceae |
| Genus: | †Rhynia Kidst. & W.H.Lang (1917) |
| Species | |
| |

Rhynia is a genus of Early Devonian fossil land plants. Only one species is known, R. gwynne-vaughanii. The fossils are the sporophyte generation of a vascular plant. Rhynia had anatomical features more advanced than those of the bryophytes.