UBAC Raoul, 1910-1985 (Belgium)
UBAGHS Jean C., *1852 (Belgium)
Attributed to UBALDE Gaston, 20 >
UBANS Konrads Aleksandrs, 1891-1981 (Latvia)
UBBELOHDE Otto, 1867-1922 (Germany)
Attributed to UBBELOHDE Otto, 1867-1922 (Germany)
UBEDA Agustín (Augustin), 1925-2007 (Spain)
UBEDA PIÑEIRO Rafael, *1932 (Spain)
üBELACKER Jacob, 19 > 20
Attributed to UBELESQUI Alexandre, (Alexandre Alexandris), 1628-1715 (POL / FRA)
UBELESQUI Alexandre, (Alexandre Alexandris), 1628-1715 (POL / FRA)
üBERBRüCK Wilhelm, *1884 (Germany)
üBERFELDT Jan Braet von, 1807-1894
UBERTALLI Romolo, 1871-1928 (Italy)
UBERTI Dino, 1885 - 1949 (Italy)
Circle of UBERTINI Francesco Verdi, (Il Bacchiacca), 1494/95-1557 (Italy)
UBERTINI Francesco Verdi, (Il Bacchiacca) , 1494/95-1557 (Italy)
Follower of UBERTINI Francesco Verdi, (Il Bacchiacca), 1494/95-1557
Attributed to UBERTINI VERDI Francesco, Il Bacchiacca, 1494/95-1557 (Italy)
UBOLDI Luciano, 1898-1986 (Italy)
UBRECHT Martin, 19 > 20
UBRUX Budi, *1968 (Indonesia)
UBSDELL R. H. C., act. 1833-1849 (United Kingdom)
UCARY
UCCELLO Paolo, (Paolo di Dono), ca 1397-1475 (Italy)
Follower of UCCELLO Paolo, (Paolo di Dono), ca 1397-1475
Circle of UCCELLO Paolo, (Paolo di Dono), ca 1397-1475 (Italy)
UCCHINO Nino, *1952 (Italy)
Circle of UCEDA Juan de, Jnr, act. ca 1660 (United Kingdom)
UCELAY José María de, *1903 (Spain)
UCHATIUS Maria (Marie, Mitzi) von, 1882-1958 (Austria)
UCHERMANN Karl Christian, 1855-1940 (Norway)
UCHIUMI Satoshi, *1977 (Japan)
UCLES Josep Cifuentes, *1952 (Spain)
UDALENKOV N., 20 > (Russia)