Richard Henry Clemens Ubsdell (1812-1887). 1 portrait.
Paolo Uccello (1397-1475). 4 portraits.
Universum Film A.G. (UFA). 5 portraits.
Henry Sigismund Uhlrich (born 1846-active 1905). 3 portraits.
John Ulbricht (1926-). 1 portrait.
Heinrich Ulrich (circa 1592-circa 1631). 4 portraits.
Leon Underwood (1890-1975). 3 portraits.
William Underwood. 2 portraits.
Underwood & Underwood (active 1900s). 16 portraits.
United Association of Photography Limited (active 1864-1867). 25 portraits.
Universal Pictorial Press and Agency Ltd. 6 portraits.
University Magazine. 1 portrait.
Unknown Anglo-Netherlandish artist. 7 portraits.
Unknown artist. 6137 portraits.
Unknown artists. 8 portraits.
Unknown artist with initial H. 1 portrait.
Unknown electrotypist. 1 portrait.
Unknown English artist. 2 portraits.
Unknown engraver. 140 portraits.
Unknown Flemish artist. 2 portraits.
Unknown French or Flemish artist. 1 portrait.
Unknown Italian artist. 1 portrait.
Unknown miniaturist. 8 portraits.
Unknown Netherlandish artist. 1 portrait.
Unknown photographer. 4202 portraits.
Unknown printer. 1 portrait.
Unknown sculptor. 12 portraits.
Unknown silhouettist. 4 portraits.
Unknown silversmith. 2 portraits.
Unknown source. 3 portraits.
Unknown student of Karl Pollak. 1 portrait.
Moritz Unna (1811-1871). 1 portrait.
Brian Upcott (1921-2010). 1 portrait.
John Urie (1820-1910). 1 portrait.
Uriesco. 4 portraits.
Urquhart. 2 portraits.
Utudjian, Paris. 1 portrait.
Thomas Uwins (1782-1857). 20 portraits.
O.U. (active 19th century). 1 portrait.
