| Author | Titles | | 1.
| Ribeiro, Sandra | 1 | | 2.
| Ribeiro, Santiago | 3 | | 3.
| Ribeiro, Sebastião, 1894-1979 | 12 | | 4.
| Ribeiro, Sebastião, Frei, 1687-1718 | 1 | | 5.
| Ribeiro, Sérgio | 1 | | 6.
| Ribeiro, Sofia Vaz | 1 | | 7.
| Ribeiro, Solon | 1 | | 8.
| Ribeiro, Sónia Mota | 1 | | 9.
| Ribeiro, Sousa | 2 | | 10.
| Ribeiro, Susana, 1977- | 1 |
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