| Artist | Titles | 1.
| Robus, Hugo, 1885-1964, sculptor. | 369 | 2.
| Roby, Helen E., painter. | 2 | 3.
| Roby, Warren Gould, 1834-1897, sculptor. | 1 | 4.
| Roc, Jo, sculptor. | 1 | 5.
| Rocatin, G., painter. | 1 | 6.
| Roccamonte, Giorgio Amelio, 1927- , sculptor. | 1 | 7.
| Rocchi, Gualberto, 1914- , sculptor. | 2 | 8.
| Rocci, Gualberto, 1914- , sculptor. | 0 | 9.
| See: Rocchi, Gualberto, 1914- , sculptor. | 2 | 10.
| Rocco, Michael F., sculptor. | 1 | 11.
| Rochard, Pierre, 1869-1950, painter. | 1 |
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