Paris - Île-de-France
- Thanabalasingam
- Thao
- Tharaud
- Thau
- Thaury
- Thea
- Theas
- Theis
- Thelliez
- Theodose
- Thereau
- Theurier
- Thibierge
- Thiebot
- Thieffine
- Thierry-mieg
- Thiers
- Thieullent
- Thimonier
- Thirard
- Thiria
- Thollot
- Thomassian
- Thominet
- Thomé
- Thoreau
- Thorez
- Thorn
- Thory
- Thouin
- Thouroude
- Thouvenel
- Thoyer
- Thuaudet
- Thullier
- Thureau
- Ti
- Tia
- Tible
- Tientcheu
- Tiercelin
- Tiffou
- Timon
- Tiquet
- Tir
- Tirant
- Tirat
- Tissandie
- Tisserant
- Titus
- Tixador
- Tlati
- Tobaly
- Tobin
- Tobni
- Tocci
- Todea
- Todeschini
- Tognazzoni
- Tola
- Tolba
- Tomadini
- Tomat
- Tomlinson
- Tonin
- Tonkovic
- Tonnet
- Tonus
- Topol
- Tordeux
- Tordo
- Torok
- Torregrossa
- Tortajada
- Tortochot
- Tortosa
- Toscano
- Tosoni
- Tossa
- Totaro
- Touazi
- Toulemon
- Tourancheau
- Tourmente
- Tournebize
- Tournel
- Tournerie
- Tourte
- Toury
- Touzain
- Toybou
- Trailovic
- Tram
- Tramond
- Tramoni
- Tranchot
- Trani
- Trannin
- Transon
- Trapp

