| Author | Titles | | 1.
| Rollier, Charles, 1912-1968 | 1 | | 2.
| Rollig, Stella | 2 | | 3.
| Röllin, Peter | 1 | | 4.
| Rollinat, Maurice, 1846-1903 | 7 | | 5.
| Rollins, Alexandra W. | 1 | | 6.
| Rollins, Mark, 1947- | 1 | | 7.
| Rollny, Peter, 1967- | 1 | | 8.
| Rollo, Maria Fernanda | 2 | | 9.
| Rollof, Ulf, 1961- | 1 | | 10.
| Rolnik, Suely | 3 |
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