| Intro | American politician |
| Was | Politician |
| From | United States of America |
| Type | Politics |
| Gender | male |
| Birth | 26 April 1868 |
| Death |
27 December 1912 (aged 44 years) |
| Politics | Democratic Party |
John Geiser McHenry (April 26, 1868 – December 27, 1912) was a Democratic member of the U.S. House of Representatives from Pennsylvania.
John G. McHenry was born in Benton Township, Pennsylvania. He attended the public schools and Orangeville Academy. He worked as a banker and manufacturer, and was also engaged in agricultural pursuits. He was the organizer of the Grange national banks throughout Pennsylvania,
McHenry was elected as a Democrat to the Sixtieth, Sixty-first, and Sixty-second Congresses and served until his death in Benton, Pennsylvania. Interment in Benton Cemetery.