Others
- John Newman (explorer) (c. 1785–1838), member of the Lewis and Clark Expedition
- John Newman (musician), musician featured in Rudimental's "Feel the Love"
- The John Henry Newman School, school in Hertfordshire, England
- John M. Newman, American Army intelligence officer and historian
- John Nicholas Newman (born 1935), American naval architect
- John S. Newman, American TV soap writer
- Jon O. Newman (born 1932), U.S. federal judge
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