(Fondazione per l’Istituto Svizzero di Roma - Roma, Italy)
1897 Lady Colin Campbell by Giovanni Boldini (National Portrait Gallery, London)
Marie-Marthe des Monstiers-Mérinville, née von Oesterreich by Konstantin Makovsky (auctioned by Delorme Collin du Bocage - Paris, France)
1913 Elena von Montenegro by Eduardo Gioja
1899 Marina Derviz by Joseph Benjamin Constant
1899 Sofia Botkina by Valentin Aleksandrovich Serov (State Russian Museum - St. Petersburg Russia)
Maria Abamelek-Lazareva, née Demidova by Nikolai Petrovich Bogdanov-Belsky (State Hermitage Museum - St. Petersburg, Russia)
1900 The Honourable Enid Edith Wilson (1878–1957), Countess of Chesterfield by Ellis William Roberts (Beningbrough Hall- Beningbrough, York, North Yorkshire UK)
1892 Adele, second wife of the 7th Count of Essex by Edward Hughes (Watford Museum, Watford UK)
1892-1893 Lady Agnew by John Singer Sargent (National Galleries of Scotland - Edinburgh UK)
1900 Fürstin Maria Teresa von Hohenzollern, née Princess Bourbon-Two Sicilies by Philip Alexius de László
1912 Daria Leuchtenberg, Baroness Grevenitz by Victor Karlovich Shtemberg (Hermitage)
1901 Emiliana Concha de Ossa by Giovanni Boldini (private collection)
1890 Susannah West Wilson (1865–1943), Mrs John Graham Menzies,
Later Lady Holford by Ellis William Roberts (Beningbrough Hall - Beningbrough,
York, North Yorkshire)
1890 Eugenia Huici de Errazuriz by Jacques Emile Blanche (private collection)
1892 Lady Simpson by Valentine Cameron Prinsep (Glasgow Museums - Glasgow UK)
Daisy of Connaught by James Jebusa Shannon (location unknown to gogm)
1905 Countess Maria Mikhailovna Volkonskaya by Konstantin Makovsky (Shalva Amiranashvili Museum of Fine Arts, Tiblisi Georgia)
1905 Lady Hillingdon, Alice Marion Mills (née Harbord 1857-1940) by Sir Frank Dicksee (auctioned by Sotheby's)
1906 Lady Caroline Williamson by John Singer Sargent (private collection)
1906 Lady Eden by John Singer Sargent (Philidelphia Museum of Art - Philadelphia, Pennsylvania USA)
1906 Honourable Ethel Louise Forbes-Leith (1872–1930), Lady Forbes Leith by Sir Samuel Luke Fildes (Fyvie Castle - Turriff, Aberdeenshire, UK)
1906 Contessa Nerina Pisani Volpi di Misurata by Vittorio Matteo Corcos (auctioned by Hampel Auctions)
1907 Lady Evelyn Farquhar by Sir John Lavery (auctioned by Sotheby's)
1908 Mildred Carter by John Singer Sargent (auctioned by Chrisie's)
1910 Lady Duveen, née Salamon by François Flameng (Ferens Art Gallery - Kingston upon Hull, East Riding of Yorkshire, UK)
1911 Princess Marthe Lucile Bibesco by Giovanni Boldini (private collection)
1913 Ethel Mary (1891–1970), née Bell-Irving, later 15th Countess of Lauderdale by Samuel Henry William Llewellyn (Thirlestane Castle - Lauder, Berwickshire, UK)
1915 Lady Gwendoline Churchill, née Bertie by Sir John Lavery (location unknown)
1915 Viscountess Chaplin, née Hon Gwladys Wilson by Philip Alexius de Laszlo (auctioned by Christie's)
