- Calandra Lark
- Carrion Crow
- Caspian Gull
- Cetti's Warbler
- Chukar Partridge
- Cinereous Bunting
- Cinereous Vulture
- Cirl Bunting
- Coal Tit
- Collared Pratincole
- Common Blackbird
- Common Buzzard
- Common Buzzard (vulpinus)
- Common Chiffchaff
- Common Cuckoo
- Common Firecrest
- Common Goldeneye
- Common Greenshank
- Common Kestrel
- Common Kingfisher
- Common Linnet
- Common Moorhen
- Common Nightingale
- Common Pochard
- Common Redshank
- Common Redstart
- Common Reed Bunting
- Common Reed Warbler
- Common Ringed Plover
- Common Rock Thrush
- Common Sandpiper
- Common Shelduck
- Common Starling
- Common Tern
- Common Whitethroat
- Common Wood Pigeon
- Corn Bunting
- Crested Lark
- Crested Tit
- Cretzschmar's Bunting
- Curlew Sandpiper