Paris - Île-de-France
- Tevanian
- Textoris
- Teyssedou
- Teyssere
- Teze
- Tezenas Du Montcel
- Thabti
- Thami
- Thang
- Thangarajah
- Thaon
- Tharik
- Tharin
- Thayaparan
- Thebo
- Theillier
- Thelemaque
- Theme
- Themine
- Thenard
- Theodet
- Thepenier
- Therizols
- Therondel
- Therwath
- Theuriot
- Thevarajah
- Thevenin-lemoine
- Theves
- Thevin
- Thiagarajah
- Thiaville
- Thiaw
- Thibeault
- Thibier
- Thibord
- Thiboult
- Thiboust
- Thiburce
- Thiebaux
- Thiefine
- Thiehi
- Thiellement
- Thienpont
- Thierart
- Thieux
- Thievenaz
- Thimognier
- Thimonnier
- Thingaud
- Thioly
- Thiou
- Thiounn
- Thioux
- Thiphaine
- Thirault
- Thirode
- Thirouard
- This
- Thisy
- Thivel
- Thivet
- Thivolet
- Thivolle
- Thiyagarajah
- Thiébault
- Thollet
- Thollon
- Thoma
- Thomin
- Thomis
- Thomsen
- Thoren
- Thorner
- Thornhill
- Thornton
- Thos
- Thoumine
- Thoumyre
- Thourel
- Thourot
- Thouverez
- Thuaire
- Thual
- Thuau
- Thuillez
- Thuilliez
- Thuilot
- Thuleau
- Thumerelle
- Thurairajah
- Thuraisingam
- Thurel
- Thuries
- Thy
- Thybaud
- Thyreau
- Thyss
- Thébault
- Théodore
