| Chaitanya Singha Dev | |
| Succession: | 56th king of the Mallabhum |
| Reign: | 1748–1801 |
| Predecessor: | Gopal Singha Dev |
| Successor: | Madhav Singha Dev |
| Issue: | Nimai Singha Dev, 2nd son |
| Religion: | Hinduism |
Chaitanya Singha Dev was a ruler of Mallabhum, a kingdom in India.[1] He was succeeded by Madhav Singha Dev.[2]