John King, Baron King of Wartnaby, English businessman (b. 1917)
John Leonard King, Baron King of Wartnaby (29 August 1917 – 12 July 2005) was a British businessman, who was noted for leading British Airways from an inefficient, nationalised company to one of the most successful airlines of recent times. This success was a flagship of Margaret Thatcher's privatisation programme. He was also directly involved with the "dirty tricks" campaign waged by British Airways, against Virgin Atlantic.