Abel Smith may refer to:

• Abel Smith (1717–1788), banker and MP for Aldborough, St Ives and St Germans (1774–1788)
• Abel Smith (1748–1779), MP for Nottingham (1778–1779)
• Abel Smith (1788–1859), MP for Malmesbury, Wendover, Midhurst and Hertfordshire (1810–1847)
• John Abel Smith (1802–1871), MP for Midhurst and Chichester (1830–1859 and 1863–1868)
• Abel Smith (1829–1898), MP for Hertfordshire and Hertford (intermittently 1854–1898)
• Abel Henry Smith (1862–1930), MP for Christchurch (1892–1900) and Hertford (1900-1910)

People with the surname

• Sir Alexander Abel Smith (1904–1980), British Army officer and merchant banker
• Brian Abel-Smith (1926–1996) British economist and welfare reformer
• Edward Abel Smith, nephew of Richard Branson and third husband of Kate Winslet
• Henriette, Lady Abel Smith (1914–2005), lady-in-waiting to Queen Elizabeth II, wife of Sir Alexander Abel Smith
• Sir Henry Abel Smith (1900–1993), Governor of Queensland
• Lady May Abel Smith, (1906–1994), born Princess May of Teck, wife of Sir Henry Abel Smith