- Trapnell
- Tratte
- Traveller
- Travers
- Traves
- Travess
- Traxton
- Treadaway
- Treaton
- Treavish
- Maria (between 1862 and 1863 - )
- Marion (between 1862 and 1863 - )
- Treble
- Tredwell
- Trefusis
- Tregear
- Tregent
- Tregidgo
- Trego
- Trementozzi
- Trenaman
- Ethel (1890 - circa 1959)
- Trenberth
- Trenhaile
- Treves
- Trevett
- Trevillion
- Trevithick
- Trevitt
- Trevor
- Trew
- Emma (between 1834 and 1835 - )
- Tribe
- Trice
- Tricker
- Trigg
- Trim
- Trimmer
- Tripe
- Trippick
- Elizabeth (between 1854 and 1855 - circa 1931)
- Trish
- Frederick (between 1841 and 1842 - circa 1923)
- Mina (circa 1866 - circa 1927)
- Tristem
- Troke
- Trollip
- Emily (circa 1840 - 1920)
- Trollope
- Troth
- Trotman
- Trott
- Troughton
- Trounce
- Nellie (between 1881 and 1882 - )
- Trow
- Trowell
- Trower
- Truelove
- Trueman
- Sarah (between 1846 and 1847 - after 1901)
- Thomas (before 1826 - )
- Trusler
- Truslove
- Truss
- Trussler
- Tryndell
- Tuck
- Tucker
- Tuckett
- Tucknott
- Tuckwel
- Tuckwell
- Tudor
- Tuffs
- Tugnutt
- Tugwell