- Sand Lark
- Sanderling
- Sarus Crane
- Scaly-bellied Woodpecker
- Scaly-breasted Cupwing
- Scaly-breasted Munia
- Shikra
- Short-eared Owl
- Siberian Stonechat
- Sind Sparrow
- Sirkeer Malkoha
- Slender-billed Gull
- Small Niltava
- Spanish Sparrow
- Speckled Piculet
- Speckled Wood Pigeon
- Spot-billed Pelican
- Spot-winged Grosbeak
- Spotted Bush Warbler
- Spotted Dove
- Spotted Forktail
- Spotted Nutcracker
- Spotted Owlet
- Spotted Redshank
- Steppe Eagle
- Stork-billed Kingfisher
- Streak-throated Swallow
- Streaked Weaver
- Striated Babbler
- Striated Grassbird
- Striated Heron
- Striated Laughingthrush
- Striated Prinia
- Swamp Francolin
- Sykes's Lark
- Sykes's Warbler