Painting | Name/Subject | Year | Type | Current Location |
---|
| | 1900 | Portrait | Hungarian National Gallery |
| | 1900 | Portrait | Vatican Museums |
| Pope Leo XIII | 1900 | Portrait | Hungarian National Gallery |
| | 1900 | Portrait | Royal Collection |
| | 1900 | Portrait | |
| | 1900 | Portrait | Museum of Pszczyna Castle |
| Princess Mathilde, Duchess of Pless | 1900 | Portrait | Private |
| | 1901 | Portrait | |
| | 1901 | Portrait | Hungarian National Gallery |
| Artúr Görgei | 1901 | Portrait | Private |
| | 1901 | Portrait | Hungarian National Gallery |
| Max Feilchenfeld | 1902 | Portrait | |
| | 1902 | Portrait | |
| Elisabeth, Duchess of Clermont-Tonnerre | 1902 | Portrait | Musée national du Château de Pau |
| Marquise Hélie de Noailles | 1902 | Portrait | |
| | 1902 | Portrait | |
| | 1902 | Portrait | Private |
| | 1902 | Portrait | Museum Wasserburg Anholt |
| Lucy de László (artist's wife) | 1902 | Portrait | Hugh Lane Gallery |
| | 1903 | Portrait | Collections of the Prince of Liechtenstein, Schloss Vaduz |
| | 1903 | Portrait | |
| | 1903 | Portrait | |
| Self-portrait | 1903 | Portrait | |
| Carl von Morawitz | 1904 | Portrait | |
| | 1905 | Portrait | |
| Lucy de László | 1905 | Portrait | Galleria Nazionale d'Arte Moderna, Rome |
| Count Ernö Zichy | 1905 | Portrait | Private |
| Heinrich Larisch-Moennich | 1905 | Portrait | |
| Heinrich Larisch-Moennich | 1905 | Portrait | |
| | 1905 | Portrait | Private |
| Élaine Greffulhe, Duchess of Guiche (later Duchess of Gramont) | 1905 | Portrait | |
| | 1905 | Portrait | |
| | | Portrait | |
| Prince Adolphus, Duke of Teck (later 1st Marquess of Cambridge) | 1906 | Portrait | The Collection of the Household Cavalry |
| Margaret, Duchess of Teck (later Marchioness of Cambridge) | 1906 | Portrait | Private |
| Princess Maria "May" zu Fürstenberg | 1906 | Portrait | |
| | 1906 | Portrait | |
| Edgar Spiegl von Thurnsee | 1906 | Portrait | Private |
| | 1906 | Portrait | |
| Adolf Ritter von Schenk | 1906 | Portrait | Bank Austria Creditanstalt Kunstsammlung Vienna |
| | | Portrait | National Portrait Gallery, London |
| | 1907 | Portrait | Private |
| | 1907 | Portrait | Private |
| | 1907 | Portrait | National Portrait Gallery, London |
| | 1907 | Portrait | |
| Lady Louise Mountbatten (later Queen of Sweden) | 1907 | Portrait | |
| | 1907 | Portrait | Private collection of Prince Philip, Duke of Edinburgh |
| | 1907 | Portrait | |
| Princess Eleonore of Solms-Hohensolms-Lich, Grand Duchess of Hesse and Rhine | 1907 | Portrait | Hessischer Jägerhof Foundation |
| Princess Eleonore of Solms-Hohensolms-Lich, Grand Duchess of Hesse and Rhine | 1907 | Portrait | |
| | | Portrait | |
| | 1907 | Portrait | |
| | 1907 | Portrait | |
| | 1907 | Portrait | |
| Fürstin Dietrichstein zu Nikolsburg, née Princess Olga Dolgouruky | 1907 | Portrait | |
| Portrait of a lady in a large hat | 1907 | Portrait | |
| Rookesbury Park, Wickham, Hampshire | 1907 | Portrait | |
| | 1908 | Portrait | |
| | 1908 | Portrait | Marmorpalais |
| | 1908 | Portrait | |
| | 1908 | Portrait | |
| Arthur Balfour, 1st Earl of Balfour | 1908 | Portrait | National Portrait Gallery, London |
| | 1908 | Portrait | National Galleries Scotland |
| Grace Charteris, Countess of Wemyss | 1908 | Portrait | |
| Ruth Moore (later Viscountess Lee of Fareham) | 1908 | Portrait | |
| Arthur Lee (later 1st Viscount Lee of Fareham) | 1908 | Portrait | |
| Arthur Lee (later 1st Viscount Lee of Fareham) | 1908 | Portrait | |
| Julian Byng (later 1st Viscount Byng of Vimy) | 1908 | Portrait | |
| Baroness Marga and Dorothée Schröder | 1908 | Portrait | |
| Ella Louise Moore | 1908 | Portrait | Courtauld Gallery |
| | 1909 | Portrait | |
| | 1909 | Portrait | Parliamentary Art Collection |
| Gertrude Keppel, Countess of Albemarle, née Lady Gertrude Lucia Egerton | 1909 | Portrait | Private |
| Countess Julia Branicka | 1909 | Portrait | |
| | 1909 | Portrait | |
| Theodoor van Riemsdijk | 1909 | Portrait | Cultural Heritage Agency of the Netherlands Art Collection | |
Painting | Name/Subject | Year | Type | Current Location |
---|
| | 1910 | Portrait | |
| | 1910 | Portrait | Royal Palace of Madrid |
| | 1910 | Portrait | Private |
| | 1910 | Portrait | Private |
| | 1910 | Portrait | |
| | 1910 | Portrait | |
| Caroline Lambart, Countess of Cavan, née Caroline Inez Crawley | 1910 | Portrait | |
| Caroline Lambart, Countess of Cavan, née Caroline Inez Crawley | 1910 | Portrait | |
| | 1910 | Portrait | |
| | 1910 | Portrait | |
| Louis Antoine van Loon | 1910 | Portrait | |
| Elizabeth Maude Guinness | 1910 | Portrait | |
| The Three Graces | 1910 | Portrait | Welshpool Town Hall |
| | 1911 | Portrait | Slashed in 1945 by a russian soldier (before restoration) |
| | 1911 | Portrait | |
| | 1911 | Portrait | Private |
| | 1911 | Sketch | |
| | 1911 | Portrait | |
| | 1911 | Portrait | |
| | 1911 | Portrait | |
| | 1911 | Portrait | |
| Countess Roberts, née Nora Henrietta Bews | 1911 | Portrait | |
| Countess Fitzwilliam, née Lady Maud Frederica Elizabeth Dundas | 1911 | Portrait | |
| Eloise Heathcote-Drummond-Willoughby, Countess of Ancaster | 1911 | Portrait | |
| Ethel Beatty (later Countess Beatty) | 1911 | Portrait | |
| | 1911 | Portrait | Government Art Collection, Embassy of the United Kingdom in Paris |
| | 1911 | Portrait | |
| Self-portrait | 1911 | Portrait | Hungarian National Gallery |
| | 1912 | Portrait | |
| Countess Dénes Széchényi | 1912 | Portrait | |
| | 1912 | Portrait | |
| | 1912 | Portrait | Portland College |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| Lady Mary Louise Hamilton, later Duchess of Montrose | 1912 | Portrait | Brodick Castle |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| | 1912 | Portrait | |
| Mary Caroline Elliot-Murray-Kynynmound, Countess of Minto | 1912 | Portrait | |
| Robin Vane-Tempest-Stewart, Lord Stewart (later 8th Marquess of Londonderry) | 1912 | Portrait | |
| Peter Wentworth-Fitzwilliam, Viscount Milton (later 8th Earl Fitzwilliam) | 1912 | Portrait | |
| | 1912 | Portrait | |
| Ruth Moore (later Viscountess Lee of Fareham) | 1912 | Portrait | |
| Ruth Moore (later Viscountess Lee of Fareham) | 1912 | Portrait | |
| | 1912 | Portrait | |
| | | Portrait | |
| | 1913 | Portrait | |
| Baron Alfons Mumm von Schwarzenstein | 1913 | Portrait | |
| Countess Ferdinand Colloredo-Mannsfeld | 1913 | Portrait | |
| Baron Gyula Forster de Pusztakér | 1913 | Portrait | |
| | 1913 | Portrait | Musée d'Orsay |
| Vicomtesse de Fontenay | 1913 | Portrait | |
| | 1913 | Portrait | Dunrobin Castle |
| | 1913 | Portrait | |
| | 1913 | Portrait | Private collection of Prince Philip, Duke of Edinburgh |
| | 1913 | Portrait | |
| David Beatty (later 2nd Earl Beatty) | 1913 | Portrait | |
| | 1913 | Portrait | |
| | 1913 | Portrait | |
| | 1913 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | Private |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | Museo del Prado |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | Trinity College, University of Cambridge[2] (portrait damaged by pro-Palestinian protestors on 8 March 2024[3] [4] [5]) |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| | 1914 | Portrait | |
| Charles Vane-Tempest-Stewart, Viscount Castlereagh (later 7th Marquess of Londonderry) | 1914 | Portrait | |
| | 1914 | Portrait | National Portrait Gallery, London |
| Johanna Laub (mother of the artist) | 1914 | Portrait | |
| | 1914 | Portrait | Manchester Art Gallery |
| | 1915 | Portrait | |
| Lucy de László | 1915 | Portrait | Private |
| | 1915 | Portrait | |
| | 1915 | Portrait | |
| | 1915 | Portrait | |
| | 1915 | Portrait | Hohenzollern Collections and Court Library |
| | 1915 | Study | |
| | 1915 | Portrait | |
| | 1915 | Portrait | |
| | 1915 | Portrait | |
| George Cholmondeley, Earl of Rocksavage (later 5th Marquess of Cholmondeley) | 1915 | Portrait | |
| Viscountess Chaplin, née the Hon. Gwladys Wilson | 1915 | Portrait | |
| Viscountess Devonport, née Selina Chester | 1915 | Portrait | |
| | 1915 | Portrait | |
| Vere Ponsonby, Viscount Duncannon (later 9th Earl of Bessborough) | 1915 | Portrait | |
| Priscilla Annesley, Countess Annesley, née Priscilla Cecilia Armitage Moore | 1915 | Portrait | |
| Walter Keppel, Viscount Bury (later 9th Earl of Albemarle) | 1915 | Portrait | |
| Violet Rawson, Lady Leconfield | 1915 | Portrait | |
| Mrs. George Owen Sandys | 1915 | Portrait | |
| The Hon. Cecil Richard Molyneux | 1915 | Portrait | |
| Agatha Stewart Browne, Marchioness of Sligo, née Hodgson | 1915 | Portrait | |
| Lucy de László | 1916 | Portrait | New Place Hotel, Southampton |
| | 1916 | Portrait | |
| | 1916 | Portrait | |
| Roundell Palmer, Viscount Wolmer (later 3rd Earl of Selborne) | 1916 | Portrait | |
| | 1916 | Portrait | |
| | 1916 | Portrait | |
| | 1916 | Portrait | |
| | 1916 | Portrait | Royal College of Physicians of Edinburgh |
| | 1917 | Portrait | |
| Lady Rachel Cavendish (later Viscountess Stuart of Findhorn)[6] | 1917 | Portrait | |
| Evelyn Byng (later Viscountess Byng of Vimy) | 1917 | Portrait | |
| | 1917 | Portrait | |
| The Son of the Artist | 1917 | Portrait | Private |
| | 1917 | Portrait | National Portrait Gallery, London |
| | 1917 | Portrait | |
| Oliver Baldwin (later 2nd Earl Baldwin of Bewdley) | 1917 | Portrait | |
| Ulick de Burgh Browne, Earl of Altamont (later 7th Marquess of Sligo) | 1917 | Portrait | |
| | 1917 | Portrait | |
| Beatrice Sanderson | 1917 | Portrait | |
| Oliver Vickers | 1917 | Portrait | |
| Self-portrait with family | 1918 | Portrait | |
| | 1918 | Portrait | Mount Stewart |
| | 1919 | Portrait | Collection of Prince Michael of Greece and Denmark |
| | 1919 | Portrait | |
| | 1919 | Portrait | |
| | 1919 | Portrait | Bank of England Museum |
| Madame Lechat-Wittouck | 1919 | Portrait | |
| | 1919 | Portrait | | |
Painting | Name/Subject | Year | Type | Current Location |
---|
| Violet Constance Maitland Grimston, Countess of Verulam | 1920 | Portrait | |
| Violet Constance Maitland Grimston, Countess of Verulam | 1920 | Portrait | |
| | | Portrait | |
| | 1920 | Portrait | |
| | 1920 | Portrait | Private |
| | 1920 | Portrait | |
| | 1920 | Portrait | |
| Lydia Édith Eustis | 1920 | Portrait | |
| Mrs. John W. Davis (née Ellen G. Bassel) | 1920 | Portrait | |
| Mrs. Derek Oldham (née Winnie Melville) | 1920 | Portrait | |
| | 1920 | Portrait | |
| | 1920 | Portrait | |
| | 1920 | Portrait | |
| Lord and Lady Lee of Fareham | 1920 | Portrait | |
| Mrs Faith Moore | 1920 | Portrait | |
| | 1920 | Portrait | Perth Art Gallery |
| | 1920 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| Hugh Molyneux (later 7th Earl of Sefton) | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | Private |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | |
| | 1921 | Portrait | Lady Margaret Hall, Oxford |
| Doña María Mercedes de Alvear | 1921 | Portrait | |
| | 1922 | Portrait | |
| | 1922 | Portrait | Private |
| | 1922 | Portrait | Private |
| | 1922 | Portrait | |
| | 1922 | Portrait | |
| | 1922 | Portrait | |
| Princess Maria Ruspoli, Duchess of Gramont | 1922 | Portrait | |
| Lilian Wellesley, Marchioness of Douro | 1922 | Portrait | |
| | 1922 | Portrait | Private collection of Prince Philip, Duke of Edinburgh |
| | 1922 | Portrait | |
| | 1922 | Portrait | |
| | 1922 | Portrait | |
| | 1923 | Portrait | |
| Countess Stanhope, née Lady Eileen Agatha Browne | 1923 | Portrait | |
| Edwina Ashley (later Edwina Mountbatten, Countess Mountbatten of Burma) | 1923 | Portrait | Private |
| Princess Victoria of Hesse and by Rhine (later Victoria Mountbatten, Marchioness of Milford Haven) | 1923 | Portrait | |
| | 1923 | Portrait | |
| Esmond Harmsworth (later 2nd Viscount Rothermere) | 1923 | Portrait | |
| Mrs. Robert Livingston Fryer (née Melissa Dodge Pratt) | 1923 | Portrait | |
| | 1923 | Portrait | National Portrait Gallery, London |
| | 1924 | Portrait | |
| | 1924 | Portrait | Bodleian Library |
| | 1924 | Portrait | Peleș Castle |
| Lady Frances Gresley | 1924 | Portrait | |
| | 1924 | Portrait | |
| | 1924 | Portrait | |
| | 1924 | Portrait | |
| | 1924 | Portrait | |
| | 1924 | Portrait | |
| Edith Dresselhuys (née Merandon du Plessis, later Lady Kemsley) | 1924 | Portrait | |
| | 1924 | Portrait | |
| | 1924 | Portrait | |
| | 1924 | Portrait | |
| Mrs. John Walter | 1924 | Portrait | |
| | 1924 | Portrait | Royal Society |
| | 1924 | Portrait | |
| Self-portrait | 1925 | Portrait | private |
| | 1925 | Portrait | |
| | 1925 | Portrait | private |
| | 1925 | Portrait | National Portrait Gallery, Washington, D.C. |
| Helen of Greece and Denmark, Queen Mother of Romania | 1925 | Portrait | Private |
| | 1925 | Portrait | |
| Lady Alastair Graham | 1925 | Portrait | |
| Elizabeth, Duchess of York (later Queen Elizabeth, the Queen Mother) | 1925 | Portrait | |
| | 1925 | Portrait | |
| Ruby Baring, Countess of Cromer, née Lady Ruby Florence Mary Elliot | 1925 | Portrait | |
| Ruby Baring, Countess of Cromer, née Lady Ruby Florence Mary Elliot | 1925 | Portrait | |
| | 1925 | Portrait | |
| Viscount and Viscountess Lee of Fareham | 1925 | Portrait | |
| Clarice de Rothschild | 1925 | Portrait | |
| | 1925 | Portrait | |
| | 1925 | Portrait | |
| | 1925 | Portrait | Christ's College, Cambridge |
| | 1925 | Portrait | Haddon Library |
| | 1926 | Portrait | Fitzwilliam College, Cambridge |
| | 1926 | Portrait | Royal Collection |
| | 1926 | Portrait | |
| | 1926 | Portrait | |
| | 1926 | Portrait | |
| | 1926 | Portrait | National Gallery of Art |
| | 1926 | Portrait | United States Department of the Treasury |
| | 1926 | Portrait | President Calvin Coolidge State Historical Site |
| | 1926 | Portrait | University of Vermont |
| Antonine de Mun, Dowager Duchess d'Ursel | 1926 | Portrait | |
| Bruno Schröder | 1926 | Portrait | |
| James Bertrand de Vinchelez Payen-Payne | 1926 | Portrait | Jersey Museum and Art Gallery |
| | 1926 | Portrait | Private |
| | 1926 | Portrait | Private |
| | 1927 | Portrait | Private |
| | 1927 | Portrait | |
| | 1927 | Portrait | Museo Nacional Centro de Arte Reina Sofía |
| | 1927 | Portrait | Museo del Prado |
| | 1927 | Portrait | |
| | 1927 | Portrait | |
| | 1927 | Portrait | |
| | 1927 | Portrait | Royal Palace of Madrid |
| | 1927 | Portrait | |
| | 1927 | Portrait | |
| | 1927 | Portrait | Patrimonio Nacional |
| | 1927 | Portrait | |
| | 1927 | Portrait | |
| | 1927 | Portrait | Hungarian National Gallery |
| Miklós Horthy, Regent of the Kingdom of Hungary | 1927 | Portrait | |
| | 1927 | Portrait | |
| Dorothea Murray, Countess of Mansfield, née Dorothea Helena Carnegie | 1927 | Portrait | |
| | 1927 | Portrait | |
| | 1927 | Portrait | |
| | | Portrait | |
| | 1928 | Portrait | Hungarian National Gallery |
| | 1928 | Portrait | |
| | 1928 | Portrait | |
| | 1928 | Portrait | National Portrait Gallery, London |
| | | Portrait | Prince's Palace of Monaco |
| | 1928 | Portrait | Prince's Palace of Monaco |
| | 1928 | Portrait | |
| | 1928 | Portrait | Private |
| Helen Percy, Duchess of Northumberland, and Lord Geoffrey William Percy | 1928 | Portrait | |
| | 1928 | Portrait | |
| Lady Diana Evelyn Percy, later Duchess of Sutherland | 1928 | Portrait | |
| Mrs. Paul Bridgeman and his daughter | 1928 | Portrait | |
| Mrs. Edmund Buchanan | 1928 | Portrait | |
| Countess of Onslow, née the Honourable Violet Marcia Catherine Warwick Bampfylde | 1929 | Portrait | Clandon Park House, destroyed during the mansion's conflagration in 2015. |
| | 1929 | Portrait | Private |
| | | Portrait | |
| Madame Varnier, née Pauline Archer | 1929 | Portrait | National Gallery of Canada |
| | 1929 | Portrait | |
| | 1929 | Portrait | |
| | 1929 | Portrait | | |
Painting | Name/Subject | Year | Type | Current Location |
---|
| | 1930 | Portrait | |
| | 1930 | Portrait | |
| | 1930 | Portrait | |
| | 1931 | Portrait | |
| | 1931 | Portrait | |
| | 1931 | Portrait | |
| Mrs. Theodore P. Grosvenor (née Anita Strawbridge) | 1931 | Portrait | The Elms |
| | 1931 | Portrait | |
| | 1931 | Portrait | |
| | 1931 | Portrait | |
| Elizabeth, Duchess of York (later Queen Elizabeth, the Queen Mother) | 1931 | Portrait | |
| Elizabeth, Duchess of York (later Queen Elizabeth, the Queen Mother) | 1931 | Portrait | |
| Prince Albert, Duke of York (later King George VI) | 1931 | Portrait | |
| | 1931 | Portrait | |
| Helen Hughes | 1931 | Portrait | |
| The Hon. Mrs. Philip Leyland Kindersley (née Oonagh Guinness) | 1931 | Portrait | |
| | 1931 | Portrait | |
| | 1932 | Portrait | |
| Margaret Eustis Finley | 1932 | Portrait | Oatlands Historic House & Gardens |
| | 1932 | Portrait | |
| | 1932 | Portrait | |
| | 1932 | Portrait | |
| | 1932 | Portrait | |
| Mrs. Virginia Heckscher McFadden | 1932 | Portrait | |
| | 1932 | Portrait | |
| Paul de László (son of the artist) | 1932 | Portrait | |
| Princess Elizabeth of York (later Queen Elizabeth II) | 1933 | Portrait | Royal Collection |
| | 1933 | Portrait | |
| | 1933 | Portrait | |
| | 1933 | Portrait | McManus Gallery |
| | 1933 | Portrait | |
| Viscountess Milton, née Olive Dorothea Plunket (later Countess Fitzwilliam) | 1933 | Portrait | |
| Mrs. Claude Leigh and Miss Virginia Leigh | 1933 | Portrait | Private |
| Mrs. F. W. Thring (née Olive Kreitmayer) | 1933 | Portrait | |
| Esmond Harmsworth (later 2nd Viscount Rothermere) | 1933 | Portrait | |
| Vere Harmsworth (later 3rd Viscount Rothermere) | 1933 | Portrait | |
| Katherine Bigham, Lady Nairne (later Viscountess Mersey), née Lady Katherine Evelyn Constance Petty-Fitzmaurice | 1933 | Portrait | |
| Doña Elizabeth G. de Hirsch | 1933 | Portrait | |
| Don Alfredo Hirsch | 1933 | Portrait | |
| King Albert I of Belgium (posthumous portrait) | 1934 | Portrait | Royal Collection of Belgium |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1934 | Portrait | |
| | 1935 | Portrait | |
| | 1935 | Portrait | |
| Bridget Ogilvy, Countess of Airlie, née Lady Alexandra Marie Bridget Coke | 1935 | Portrait | |
| Hélène Charlotte de Berquely-Richards | 1935 | Portrait | |
| | 1935 | Portrait | |
| | 1935 | Portrait | |
| | 1935 | Portrait | |
| | 1936 | Portrait | National Museum of Art of Romania |
| | 1936 | Portrait | |
| | 1936 | Portrait | |
| | 1936 | Portrait | |
| | 1936 | Portrait | |
| | 1936 | Portrait | |
| Henry Bathurst (later 8th Earl Bathurst) and George Bathurst | 1936 | Portrait | |
| | 1937 | Portrait | |
| | 1937 | Portrait | |
| | 1937 | Portrait | |
| | 1937 | Portrait | |
| | 1937 | Portrait | Ashmolean Museum |
| | 1937 | Portrait | |
| Cecile Rankin | 1937 | Portrait | |
| | 1937 | Portrait | |
| | 1937 | Portrait | |
| Lady White Todd | N/A | Portrait | | |