| Author | Titles | | 1.
| Nikeless, Will | 1 | | 2.
| Niki Charitable Art Foundation (Santee, Califórnia, Estados Unidos) | 1 | | 3.
| Niki de Saint-Phalle (nome de artista) | 0 | | 4.
| Author is: Saint-Phalle, Niki de (nome de artista) | 4 | | 5.
| Niki, Motoi | 1 | | 6.
| Nikias, 1931-2020 | 0 | | 7.
| Author is: Skapinakis, Nikias, 1931-2020 | 154 | | 8.
| Nikiforova, L. | 1 | | 9.
| Nikita Yingquian Cai | 1 | | 10.
| Nikitch, Guiorgui | 1 | | 11.
| Nikitina, Mara | 1 | | 12.
| Nikitovic, Spomenka | 1 |
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