| | Sabau y Larroya, P edro |
| | Sala, Juan |
| | San Miguel, Evaristo |
| | Santamaría de Paredes, Vicente |
| | Santander, Fray Miguel de |
| | Schlosser, Friedrich Christoph |
| | Segundo Flórez, José |
| | Sempere, Juan. |
| | Junta Suprema de Sevilla |
| | Silvela, Francisco Agustín |
| | Simon, Claude-Gabriel |
| | Spencer, J. A. |
| | Staël-Holstein, Germaine de |
| | Stuart Mill, John |
| | Sánchez de Toca, Joaquín |
| | Sánchez-Escandón y Morquecho, Manuel |
| | Taparelli, Luis |
| | Thierry, Augustin |
| | Thiers, Adolphe |
| | Thiers, Louis Adolphe |
| | Thorel, Abate |
| | Thou, Potherat de |
| | Thureau-Dangin, Paul |
| | Tocqueville, Alexis de |
| | Toreno, Conde |
| | Toreno, conde de |
| | Torrente, Mariano |
| | Torres Caicedo, J. M. |
| | Uriortua, D.F.X. |