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American Artists
- UCHIMA, Ansei
- UFER, Walter
- UHL, Silas Jerome SR.
- UHL, Silas Jerome Sr. (Info Only)
- ULBRIGHT, Elsa Emile (Info Only)
- ULLMAN, Alice Woods (Info Only)
- ULLMAN, Eugene Paul
- ULLMAN, Paul
- ULP, Clifford Mccormick
- ULREICH, Eduoard Buk
- ULREICH, Nura Woodson (Info Only)
- ULRICH, Charles Frederick
- UMBSTAETTER, Neily Little
- UMLALF, Karl
- UMLAUF, Charles
- UMLAUF, Lynn Carolynn
- UNDERWOOD, Clarence Frederick
- UNGERER, Tomi
- UNRUH, Jack Neal
- UNTERSEE, Paul
- UNWIN, Nora Spicer
- UP(S)TON, Florence K. (Info Only)
- UPJOHN, Anna Milo
- UPSHUR, Thomas (Info Only)
- UPTEGROVE, (Sister) M.Irena (Info Only)
- UPTON, Florence K.
- URAM, Lauren Michelle
- URANKEN, S.Van (Stanton Macdonald-Wright)
- URBAIN, John
- URBAN, Albert
- URBAN, Hermann
- URBAN, Irene (Info Only)
- URBAN, Joseph
- USHER, J. (Info Only)
- USHER, Ruby Walker (Info Only)
- USRY, Katherine Bartlett (Info Only)
- UTPATEL, Frank Albert Bernardt (Info Only)
- UTTER, Bror
- UTZ, Thornton
- UTZ, Thorton
Artists' Signatures 
