Johann Christian Bach - Thomas Gainsborough Source: Johann Christian Bach - Thomas Gainsborough

Johann Christian Fischer (1733-1800) - Thomas Gainsborough Source: Johann Christian Fischer (1733-1800) - Thomas Gainsborough

John Bragge (1741–1784) - Thomas Gainsborough Source: John Bragge (1741–1784) - Thomas Gainsborough

John Campbell, 4. hertug av Argyll - Thomas Gainsborough Source: John Campbell, 4e duc d'Argyll - Thomas Gainsborough

John Hayes St Léger (1765-1800) - Thomas Gainsborough Source: John Hayes St Léger (1765-1800) - Thomas Gainsborough

John Henderson - Thomas Gainsborough Source: John Henderson - Thomas Gainsborough

John Hobart (1723–1793), 2. greve av Buckinghamshire - Thomas Gainsborough Source: John Hobart (1723–1793), 2e comte de Buckinghamshire - Thomas Gainsborough

John Hobart, 2. greve av Buckinghamshire (1723-1793) - Thomas Gainsborough Source: John Hobart, 2e comte de Buckinghamshire (1723-1793) - Thomas Gainsborough

John Joshua Kirby (1716–1774) - Thomas Gainsborough Source: John Joshua Kirby (1716–1774) - Thomas Gainsborough

John Kirby - Thomas Gainsborough Source: John Kirby - Thomas Gainsborough

John Meller (1665-1733), mester ved Høyesterett for Chancelleriet - Thomas Gainsborough Source: John Meller (1665-1733), maître de la Haute Cour de la Chancellerie - Thomas Gainsborough

John Montagu, 1718-1792, 4. greve av Sandwich, første Lord av Admiralitetsdepartementet - Thomas Gainsborough Source: John Montagu, 1718-1792, 4e comte de Sandwich, 1er Lord de l'Amirauté

John Needham, 10. vicomte Kilmorey - Thomas Gainsborough Source: John Needham, 10e vicomte Kilmorey - Thomas Gainsborough

John Plampin - Thomas Gainsborough Source: John Plampin - Thomas Gainsborough

John Purling (1727–1801) - Thomas Gainsborough Source: John Purling (1727–1801) - Thomas Gainsborough

John Russell, 4. hertug av Bedford - Thomas Gainsborough Source: John Russell, 4e duc de Bedford - Thomas Gainsborough

John Sparrowe, bailli d'Ipswich - Thomas Gainsborough Source: John Sparrowe, bailli d'Ipswich - Thomas Gainsborough

John Talbot (?1717-1778) - Thomas Gainsborough Source: John Talbot (?1717-1778) - Thomas Gainsborough

John Taylor - Thomas Gainsborough Source: John Taylor - Thomas Gainsborough

John Thornton (1720–1790) - Thomas Gainsborough Source: John Thornton (1720–1790) - Thomas Gainsborough

John Vere (død i 1790) - Thomas Gainsborough Source: John Vere (décédé en 1790) - Thomas Gainsborough

John Warren (1730–1800), biskop av Bangor - Thomas Gainsborough Source: John Warren (1730–1800), évêque de Bangor - Thomas Gainsborough

John Wilkinson - Thomas Gainsborough Source: John Wilkinson - Thomas Gainsborough