- Tabassian, Kiya
- Tabassian, Ziya
- Takahashi, Yuji
- Takasugi, Steven Kazuo
- Takemitsu, Tōru
- Takinojo, Mochizuki
- Talpash, Andriy
- Tam, Nancy
- Tan, Anthony
- Tan, Zihua
- Tanada, Fuminori
- Tanguay, Pierre
- Tarmakov, Roussi
- Tartini, Giuseppe
- Tauriello, Antonio
- Tchaikovsky, Pyotr Ilyich
- Teatini, Serena
- Tedman, Keith
- Telemann, Georg Philipp
- Tenney, James
- ter Veldhuis, Jacob
- Tétreault, Martin
- Théberge, Paul
- Thériault, Julie
- Thibault, Alain
- Thibault, Dominic
- Thigpen, Benjamin
- Thommessen, Olav Anton
- Thomson, Scott
- Thoresen, Lasse
- Thouin, Guy
- Tickmayer, Stevan Kovacs
- Tiefenbach, Peter
- Tihanyi, Laszlo
- Tisné, Antoine
- Tobin, Nancy
- Tómasson, Haukur
- Toninato, Ida
- Torres Maldonado, Javier
- Torstensson, Klas
- Touizrar, Moe
- Tournemire, Charles
- Tousignant, François
- Traditional
- Tremblay, Gilles
- Tremblay, Jacques
- Tremblay, Joëlle
- Tremblay, Marc
- Tremblay, Pierre Alexandre
- Tremblay, Suzanne
- Tremblay, Xavier
- Tricoli, Valerio
- Trillo-Figueroa, Miguel
- Trochu, Pierre
- Trottier, Louis
- Truax, Barry
- Trudel, Marianne
- Tudor, David
- Turcotte, Roxanne
- Turina, Joaquín
