John F. - Jack - Gordon was born in 1921.
John F. - Jack - Gordon died in 2010.
John F. 'Jack' Hasey was born in 1916.
William F. Gordon was born in 1787.
Gordon F. Newell was born in 1925.
Gordon F. Allen was born in 1908.
No, it was John. Jack is a somewhat common nickname for John.
Gordon J. F. MacDonald was born in 1929.
F. Gordon A. Stone was born on 1925-05-19.
John F. 'Jack' Hasey died in 2005.
Richard F. Gordon Jr. was born on October 5, 1929.
Robert C. F. Gordon was born on 1920-03-19.
Formally he's referred to as John F. Kennedy or sometimes John Kennedy; his friends and family called him Jack, so he was known to some as Jack Kennedy. But he is only very rarely referred to as Jack F. Kennedy. The most common names are President Kennedy, John F. Kennedy and JFK.