- Takhtashov (Tahtashov)
- Takorev
- Taktashev
- Talyzin
- Taneev
- Taplinsky
- Taptykov
- Tarakanov
- Tarakovsky
- Tararykov
- Tarasiev (Tarasev)
- Tarasov
- Taratukhin (Taratuhin)
- Tarbeev
- Tarkhov (Tarhov)
- Tarmadeev
- Tatarchukov
- Tatarinov
- Tatarintsov
- Tatishev
- Taushev
- Taydakov
- Taykov
- Tebeev
- Tebekov prince
- Teglev
- Tekutiev (Tekutev)
- Telegin
- Telepnev
- Telsov
- Temeshov
- Temiryazev
- Tenebekov prince
- Tenishev prince
- Tenyashov
- Teploukhov (Teplouhov)
- Teplov
- Tepritsky
- Teregubov
- Teregulov
- Terekhov (Terehov)
- Terenin
- Terentev (Terentiev)
- Ternoviotov
- Ternovsky
- Terpigorev
- Tersky
- Teryaev
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- Teshevsky
- Teterin
- Tetyapin
- Tetyurin
- Tevkelev
- Tevyakov
- Tevyashov
- Tiginov
- Tikhmenev (Tihmenev)
- Tikhomirev (Tihomirev)
- Tilichev
- Timonov
- Timopheev (Timofeev)
- Timoshev
- Tinkov
- Tisheninov
- Titov
- Tokshekov prince
- Tolbuzin
- Tolcheev
- Tolkachev
- Tolmochev
- Tolochanov
- Tolstoy (count)
- Tolubeev
- Tomanovsky
- Tomilin
- Tomoskovsky
- Tonkachev prince
- Topilsky
- Toporin
- Toropov
- Torsukov
- Torzhnev
- Totskov prince
- Tovarischev
- Tovarov
- Trakhanitov (Trahanitov)
- Trakovsky
- Trapitsyn
- Travin
- Travkin
- Tregubov
- Treskin
- Tretyakov
- Triphonov (Trifonov)
- Troekurov prince
- Trophimov (Trofimov)
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- Trubcheninov
- Trubetskoy prince
- Trubitsyn
- Trubnikov
- Trukhachev (Truhachev)
- Trunin
- Trunov
- Truphanov (Trufanov)
- Trusov
- Tselykovsky
- Tsenin
- Tsenyshev prince
- Tsurikov
- Tsvilenev
- Tsykler
- Tsymerman von
- Tsypletev
- Tsyzyrev
- Tugarinov
- Tuguchev prince
- Tugushev prince
- Tukhachevsky (Tuhachevsky)
- Tuleninov
- Tulukov
- Tumsky
- Turaev
- Turbin
- Turcheninov
- Turgenev
- Turing
- Turygin
- Tutolmin
- Tutov
- Tuzishin
- Tveritinov
- Tvolishin
- Tvorogov
- Tyagilev
- Tyapkin
- Tychensky
- Tyrin
- Tyumenev
- Tyumeshev prince
- Tyuphyakin (Tyufyakin) prince
- Tyutchev
- Tyutenev
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