| Author | Titles | | 1.
| Torroja y Miret, Eduardo 1899-1961 | 2 | | 2.
| Torrozo, Daminga | 1 | | 3.
| Torrre, Tevi de la | 1 | | 4.
| Torrubias y Ponze, Joseph de | 1 | | 5.
| Tortajada Hernando, Sonia | 1 | | 6.
| Tortelli, Giovanni | 1 | | 7.
| Tortolani, Giacinto | 1 | | 8.
| Tortora, Phyllis | 1 | | 9.
| Tortosa, Alina, 1938- | 1 | | 10.
| Tortosa, Guy, 1961- | 3 |
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