Beechey's works are represented in many of the world's leading collections, including the
Louvre, the
Smithsonian Institution, the
Royal Collection, the
Royal Academy of Arts, the
National Portrait Gallery, London, the
Tate and the
Metropolitan Museum of Art. File:Edward Miles (1752–1828) MET DP169387.jpg|
Portrait of Edward Miles, 1785 File:John Wodehouse MP Norfolk (1741-1834) by William Beechey.jpg|
Sir John Wodehouse, 1785 File:Portrait of Mrs Dorothy Jordan (1761–1816) as Rosalind in Shakespeare's ‘As You Like It’.jpg|
Dorothea Jordan as Rosalind, 1787 File:Rear-Admiral Sir John Jervis, 1735-1823, Earl of St Vincent RMG BHC3001.tiff|
Admiral Jervis, 1787 File:The Dashwood children.jpg|
The Dashwood Children, c. 1789 File:Paul Sandby RA, ca. 1789.jpg|
Paul Sandby, c. 1789 File:George Douglas, 16th Earl of Morton (1761-1827) by William Beechey, (Burford, Oxforshire 1753-1839 London).jpg|
George Douglas, 16th Earl of Morton (1761–1827), c. 1790 File:John Carr by Sir William Beechey.jpg|
John Carr, 1791 File:William Beechey (1753-1839) - Sarah Siddons, née Kemble ('Mrs Siddons with the Emblems of Tragedy') - NPG 5159 - National Portrait Gallery.jpg|
Sarah Siddons with the Emblems of Tragedy, 1793 File:William Beechey - Portrait of Sir Francis Ford’s Children Giving a Coin to a Beggar Boy.jpg|''
Sir Francis Ford's Children Giving a Coin to a Beggar Boy'', 1793 File:William Beechey.jpg|''King George III Reviewing the Prince of Wales' Regiment of Light Dragoons, Attended by the Prince of Wales, the Duke of York and Other General Officers'' (c.1794), Oil on canvas, 46 5/16 x 56 3/16 in. (117.6 x 142.7 cm),
Clark Art Institute File:William Beechey (1753-1839) - Thomas Law Hodges - N04688 - National Gallery.jpg|
Thomas Law Hodges, 1795 File:Sir William Beechey - Master James Hatch (1796).jpg|
Master James Hatch, 1796 File:Beechey - Queen Charlotte.jpg|
Portrait of Queen Charlotte, 1796 File:Princess Amelia (1783-1810).jpg|
Princess Amelia, 1797 File:Frederica, Duchess of York (1767-1820).jpg|
Frederica, Duchess of York, 1797 File:Prince of Wales (later George IV), ca. 1798.jpg|
Portrait of George, Prince of Wales, c. 1798 File:George III and the Prince of Wales Reviewing Troops (1798).jpg|
George III and the Prince of Wales Reviewing Troops, 1798 File:Beechey Hope.jpg|
Portrait of Thomas Hope, 1798 File:Portrait de Pascal Paoli - William BEECHEY.jpg|
Pasquale Paoli, 1798 File:Beechey, Sir William - John Philip Kemble - Google Art Project.jpg|
Portrait of John Philip Kemble, 1799 File:Horatio Nelson, Viscount Nelson by Sir William Beechey.jpg|
Sketch for portrait of Horatio, 1800 File:Portrait of King George III of the United Kingdom (1738-1820), by Sir William Beechey (1753-1839) - Royal Collection (RCIN 405422).jpg|
Portrait of George III, 1800 File:Elizabeth Charlotte Eden, Lady Godolphin (1780-1847), by William Beechey.jpg|
Elizabeth Eden, Lady Godolphin (1780–1847), c. 1800 File:William Beechey (1753-1839) - Alderman John Boydell (1720–1804), Publisher - 82 - Guildhall Art Gallery.jpg|
Portrait of John Boydell, 1801 File:Portrait of Horatio Nelson.webp|
Portrait of Horatio Nelson, 1801 File:James Watt (1736–1819).jpg|
James Watt (1736–1819), c. 1802 File:Princess Augusta, c.1802.jpg|
Princess Augusta Sophia, c. 1802 File:George Rose by Sir William Beechey.jpg|
George Rose, 1802 File:Henry Addington, 1st Viscount Sidmouth.jpg|
Portrait of Henry Addington, 1803 File:Mrs Symonds and Her Children.png|
Mrs Symonds and Her Children, 1803 File:Princess Sophia Matilda of Gloucester - Beechey 1803-5.jpg|
Princess Sophia of Gloucester, c.1803 File:Henry Phipps, 1st Earl of Mulgrave by Sir William Beechey.jpg|
Lord Mulgrave, 1807 File:Prince Adolphus Frederick, Duke of Cambridge, KG (1774-1850).jpg|
Adolphus, Duke of Cambridge, 1808 File:Sir Henry Halford, 1st Bt by Sir William Beechey.jpg|
Henry Halford, 1809 File:Portrait of Admiral Sir John Thomas Duckworth (1748–1817), by William Beechey.jpg|
John Duckworth, 1809 File:Sir William Beechey - Sir David Wilkie, 1785 - 1841. Artist - PG 251 - National Galleries of Scotland.jpg|
David Wilkie, c.1809 File:Mirza Abu'l Hassan Khan by William Henry Beechey.jpg|''
Mirza Abu'l Hassan Khan'', 1809–10 File:Sir Peter Francis Bourgeois by Sir William Beechey.jpg|
Portrait of Francis Bourgeois, 1810 File:Joseph Nollekens, by William Beechey.jpg|
Portrait of Joseph Nollekens, 1812 File:Harriot (Mellon), Duchess of St Albans by Sir William Beechey.jpg|
Portrait of Harriet Mellon, 1815 File:William Carr Beresford, Viscount Beresford by Sir William Beechey (2).jpg|
Portrait of Lord Beresford, c. 1815 File:Lieutenant-General Sir Thomas Picton A17581.jpg|
Portrait of Thomas Picton, c. 1815 File:William Beechey (1753-1839) - Admiral Edward Pellew (1757–1833), 1st Viscount Exmouth - F301 - British Library.jpg|
Lord Exmouth During the Bombardment of Algiers, 1817 File:Augusta, Duchess of Cambridge - Beechey 1818.jpg|
Portrait of Augusta, Duchess of Cambridge, 1818 File:Edward, Duke of Kent and Strathearn by Sir William Beechey.jpg|
Edward, Duke of Kent, 1818 File:Sir William Beechey - The Misses Plowden - 1953.36 - Dallas Museum of Art.jpg|
The Misses Plowden, 1819 File:Vice-Admiral Sir George Cockburn, 1772-1853 RMG BHC2618.tiff|
Portrait of George Cockburn, 1820 File:Portrait-robert-grant-beechey.jpg|
Robert Grant, 1823 File:Beechey - Portrait of Joseph Stannard (1797-1830).jpg|
Joseph Stannard, 1824 File:Portrait of Thomas Lowndes.png|
Portrait of Thomas Lowndes, 1824 File:William Beechey - Miss Windham - 1976-25 - Auckland Art Gallery.jpg|
Miss Windham, 1828 File:WilliamIVbyBeechey 2.jpg|
Portrait of William IV, c.1830 File:Beechey, William - Adelaide of Saxe-Meiningen - NPG 1533.jpg|
Queen Adelaide, c. 1831 ==Coat of arms==