• 15px Archibald Kennedy, 11th Earl of Cassillis (1720–1794)
  • 15px Archibald Kennedy, 1st Marquess of Ailsa (1770–1846)
  • Archibald Kennedy IV, Earl of Cassillis (1794–1832)
  • 15px Archibald Kennedy, 2nd Marquess of Ailsa (1816–1870)
  • 15px Archibald Kennedy, 3rd Marquess of Ailsa (1847–1938)
  • 15px Archibald Kennedy, 4th Marquess of Ailsa (1872–1943)
  • 15px Charles Kennedy, 5th Marquess of Ailsa (1875–1956)
  • 15px Angus Kennedy, 6th Marquess of Ailsa (1882–1957)
  • 15px Archibald David Kennedy, 7th Marquess of Ailsa (1925–1994)
  • 15px Charles Kennedy, 8th Marquess of Ailsa (1956–2015)
  • 15px David Thomas Kennedy, 9th Marquess of Ailsa ()
  • (1). Archibald David Kennedy, Earl of Cassillis ()
  • Gilbert Kennedy (1822–1901)
  • John Gilbert Kennedy (1854–1923)
  • Nigel Augustus Kennedy (1886–1957)
  • Ian Michael Godfrey Kennedy (1921–2011)
  • (2). Angus Michael David Kennedy ()
  • (3). Louis Michael James Kennedy ()
  • Robert Kennedy (1773–1843)
  • John Kennedy ()
  • Edward Briggs Kennedy (1842–1914)
  • Edward Coverley Kennedy (1879–1939)
  • Ludovic Kennedy (1919–2009)
  • male issue in remainder to earldom