Isaac H. Duval
| Isaac Harding Duval | |
|---|---|
| Born | September 1, 1824 Wellsburg, Virginia (now West Virginia) | 
| Died | July 10, 1902 (aged 77) Wellsburg, West Virginia | 
| Place of burial | Brooke Cemetery, Wellsburg, West Virginia | 
| Allegiance | United States of America Union | 
| Branch | United States Army Union Army | 
| Years of service | 1861 - 1866 | 
| Rank | Brigadier General Brevet Major General | 
| Commands | 9th West Virginia Infantry Kanawha Division | 
| Battles / wars | American Civil War | 
| Spouse(s) | Mary Deborah Kuhn | 
| Children | 9 children | 
Isaac Harding Duval (September 1, 1824 – July 10, 1902) was an adventurer and businessman prior to becoming a brigadier general in the Union Army during the American Civil War. He was a reconstruction era U.S. Representative from West Virginia in the 41st United States Congress.