| Author | Titles | | 1.
| Cruzada Nacional Dom Nuno Álvares Pereira | 2 | | 2.
| Cruzada Villaamil, Gregorio | 1 | | 3.
| Cruz-Diez, Carlos, 1923-2019 | 2 | | 4.
| Cruzeiro | 1 | | 5.
| Cruzeiro, Cristina | 1 | | 6.
| Cruzeiro, Cristina Pratas | 6 | | 7.
| Cruzeiro, Maria Eduarda | 2 | | 8.
| Cruzeiro Seixas, 1920-2020 | 0 | | 9.
| Author is: Seixas, Cruzeiro, 1920-2020 | 120 | | 10.
| Cruz-Filipe, 1934- | 0 | | 11.
| Author is: Filipe, Cruz, 1934- | 36 | | 12.
| Cruzio, José, 1975- | 3 |
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