- Tacazze Sunbird
- Taiga Flycatcher
- Talamanca Hummingbird
- Tawny Antpitta
- Tawny Eagle
- Tawny Pipit
- Temminck's Lark
- Temminck's Stint
- Tennessee Warbler
- Terek Sandpiper
- Thekla's Lark
- Thick-billed Euphonia
- Thick-billed Lark
- Thick-billed Murre
- Thick-billed Raven
- Three-banded Courser
- Three-banded Plover
- Tibetan Sand Plover
- Tiger Shrike
- Tody Motmot
- Tooth-billed Tanager
- Torrent Tyrannulet
- Tourmaline Sunangel
- Tree Swallow
- Tricolored Heron
- Tristram's Starling
- Tristram's Warbler
- Tropical Kingbird
- Tropical Mockingbird
- Tropical Parula
- Tropical Royal Flycatcher
- Trumpeter Finch
- Tufted Coquette
- Tufted Duck
- Turkey Vulture
- Two-barred Crossbill