Black mud turtle may refer to:
- East African black mud turtle (Pelusios subniger), a pelomedusid turtle found East Africa.
- Seychelles black terrapin (Pelusios seychellensis), a recently extinct pelomedusid turtle that was once endemic to Seychelles.
- Black marsh turtle (Siebenrockiella crassicollis), a geoemydid turtle found in Southeast Asia.