| John H. Stennis | |
| Birthname: | John Hampton Stennis |
| Birth Date: | 2 March 1935 |
| Birth Place: | De Kalb, Mississippi, U.S. |
| Death Place: | Jackson, Mississippi, U.S. |
| State House: | Mississippi |
| District: | 66th |
| Term Start: | July 22, 1969 |
| Term End: | January 3, 1984 |
| Preceded: | Russell C. Davis |
| Succeeded: | Ron Aldridge |
| Party: | Democratic |
| Children: | 2 |
| Father: | John C. Stennis |
| Education: | Princeton University (AB) University of Virginia (JD) |
| Signature: | John H. Stennis signature.svg |
| Allegiance: |  United States |
| Branch: | United States Air Force |
| Serviceyears: | 1960–1990 |
| Rank: | Brigadier general |
| Unit: | MS Air National Guard |
John Hampton Stennis (March 2, 1935 – September 5, 2013) was an American lawyer and Democratic politician who served as a member of the Mississippi House of Representatives. The son of U.S. Senator John C. Stennis, he was first elected in 1969 to succeed Russell C. Davis, who was elected mayor of Jackson. In 1978, he ran for Congress in Mississippi's 4th congressional district but lost to Jon Hinson.[1]
On September 17, 1966, he was married to the former Martha Rozelle Allred at the Presbyterian church in Collins, Mississippi.[2]