Sri Lanka Gray Hornbill
- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Bucerotiformes
- family: Bucerotidae
- genus: Ocyceros
- species: Ocyceros gingalensis
Kandy- Nuwara Eliya
- Sigiriya
Central- Anuradhapura
- Polonnaruwa
North Central- Ratnapura
Sabaragamuwa- Tangalla
Southern- Haputale
Uva
Sri Lanka