- Tamaskan Dog
- Tatra Shepherd Dog
- Tenterfield Terrier
- Thai Bangkaew Dog
- Thai Ridgeback
- Teddy Roosevelt Terrier
- Tibetan Kyi Apso
- Tibetan Mastiff
- Tibetan Spaniel
- Tibetan Terrier
- Tornjak
- Tosa
- Toureg Sloughi
- Toy Bulldog
- Toy Fox Terrier
- Toy Manchester Terrier
- Toy Mi-Ki
- Transylvanian Hound
- Treeing Cur
- Treeing Feist
- Treeing Tennessee Brindle
- Treeing Walker Coonhound
- Tsvetnaya Bolonka
- Tyrolean Hound