Zapp and Bennett. 1 portrait.

Alexander Zeitlin (born 1872). 1 portrait.

John Christian Zeitter (floruit 1824-died 1862). 1 portrait.

Charlotte Zethen (floruit 1792). 1 portrait.

Count Zichy (Count Theodor Zichy) (1908-1987). 39 portraits.

Tom Zimberoff. 3 portraits.

Christian Friedrich Zincke (1684?-1767). 21 portraits.

Anna Katrina Zinkeisen (Mrs Heseltine) (1901-1976). 2 portraits.

Doris Clare Zinkeisen (1898-1991). 2 portraits.

Michael Zinn (1963-). 1 portrait.

George Zobel (1810-1881). 19 portraits.

Johann Zoffany (1733-1810). 28 portraits.

Anders Leonard Zorn (1860-1920). 1 portrait.

Georgiana Margaretta Zornlin (1800-1881). 2 portraits.

Zschoch (floruit 1750-1800). 2 portraits.

Federico Zuccaro (circa 1541-1609). 24 portraits.

Charles ('Chuck') Zuretti. 1 portrait.

Astrid Zydower (1930-2005). 1 portrait.