Jeff Cooper
| Jeff Cooper | |
|---|---|
| Born | May 10, 1920 Los Angeles, California, U.S. | 
| Died | September 25, 2006 (aged 86) Paulden, Arizona, U.S. | 
| Education | |
| Occupation(s) | U.S. Marine officer, firearms instructor, writer | 
| Spouse | Janelle Cooper | 
| Children | 3 | 
John Dean "Jeff" Cooper (May 10, 1920 – September 25, 2006) was a United States Marine Corps officer and firearms instructor. He is the creator of the "modern technique" of handgun shooting, and an expert on the use and history of small arms.