Jack Fincher
- Birthday: 1930-12-06
- Deathday: 2003-04-10
- Place of birth: Bonham, Texas, USA
Howard Kelly "Jack" Fincher (1930-2003) was an American screenwriter and journalist who had written for various magazines and periodicals, notably serving as San Francisco Bureau Chief of Life magazine. He is the father of the Three-Time Academy Award-nominated film director David Fincher.
