| Author | Titles | | 1.
| Ucko, Peter J., 1938-2007 | 2 | | 2.
| UCLA Hammer Museum (Los Angeles, Estados Unidos) | 3 | | 3.
| UCX Architects | 2 | | 4.
| Udarte, 1450-1536 | 0 | | 5.
| Author is: Hodart, Philippe, 1450-1534 | 2 | | 6.
| Udina Martorell, Federico | 1 | | 7.
| Udine, Jean de, pseud. | 2 | | 8.
| Udriste, Elena | 1 | | 9.
| Udry, Charles-André | 1 | | 10.
| Uduku, Ola | 1 | | 11.
| Ueberwasser, Walter | 2 |
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