Thaichelys
| Thaichelys Temporal range: Late Triassic,  | |
|---|---|
| Life reconstruction | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Chordata | 
| Class: | Reptilia | 
| Clade: | Pantestudines | 
| Clade: | Testudinata | 
| Family: | †Proterochersidae | 
| Genus: | †Thaichelys Szczygielski et al, 2025 | 
| Species: | †T. ruchae | 
| Binomial name | |
| †Thaichelys ruchae (Broin, 1984) | |
| Synonyms | |
| 
 | |
Thaichelys (meaning "Thai turtle") is a genus of extinct proterochersid stem-turtle from the Late Triassic Huai Hin Lat Formation of Thailand. The type species is T. ruchae and it was initially classified as a species of Proganochelys.