- male, deceased (1926)
- John Moses Browning (January 21 or January 23, 1855 – November 26, 1926), born in Ogden, Utah, was an American firearms designer who developed my...
- male, deceased (2006)
- John Dean "Jeff" Cooper (10 May 1920 - 25 September 2006) was recognized as the father of what is commonly known as "the Modern Technique" of...
- male, 41 years old
- Jack DuBrul (sometimes written as "Jack Du Brul") (1968-) is a New York Times Best-Selling Author from Vermont who writes techno thrillers. Born in...
- male
- John Douglas Pedersen was a prolific arms designer who worked for Remington Arms, and later for the United States Government. Born in Denmark, he...
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