John Maitland may refer to:
Sir John Maitland, 1st Lord Maitland of Thirlestane, Commendator of Coldingham Priory
John Maitland, 1st Earl of Lauderdale (died 1645), Viscount of Lauderdale, Viscount Maitland and Lord Thirlestane & Boltoun, 2nd Lord Maitland of Thirlestane
John Maitland, 1st Duke of Lauderdale (1616–1682), 2nd Earl of Lauderdale
John Maitland, 5th Earl of Lauderdale (1655–1710), Scottish judge and politician
John Maitland (Haddington MP) (1732–1779), MP for Haddington Burghs, 1774–1880
John Maitland (Chippenham MP) (c. 1754–1831), MP for Chippenham, 1806–1812 and 1817–1818
John Maitland (Royal Navy officer) (1771–1836), Royal Navy admiral
John Gorham Maitland (1818–1863), English academic and civil servant
John Maitland (Kirkcudbright MP) (1841–?), MP for Kirkcudbright, 1874–1880
Sir John Maitland (Conservative politician) (1903–1977), MP for Horncastle, 1945–1966
John Maitland (British Army officer) (1732–1779), British commander in American Revolutionary War
John Maitland (The Bill), a fictional police officer in the TV series The Bill
Jack Maitland, American football player