| Artist | Titles | 1.
| Otterness, Tom, 1952- , sculptor. | 27 | 2.
| Otterson, Joel, 1959- , sculptor. | 2 | 3.
| Ottiano, John, d. 1995, sculptor. | 1 | 4.
| Ottinger, George Martin, 1833-1917, painter. | 57 | 5.
| Ottlieb, Otto, painter. | 1 | 6.
| Ottmers, Carolyn, sculptor. | 3 | 7.
| Ottnat, painter. | 1 | 8.
| Otto, Charles,, painter. | 1 | 9.
| Otto, Daniel, ca. 1770-ca. 1820, painter. | 0 | 10.
| See: Flat Tulip Artist, ca. 1770-ca. 1820, painter. | 13 | 11.
| Otto, Heinrich, painter. | 10 |
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