| Vivus W. Dorwin | |
| State: | Wisconsin |
| State Assembly: | Wisconsin |
| District: | Pepin |
| Term Start: | January 7, 1889 |
| Term End: | January 5, 1891 |
| Predecessor: | John Newcomb |
| Successor: | William Edmunds Plummer |
| Term Start1: | January 5, 1885 |
| Term End1: | January 3, 1887 |
| Predecessor1: | William H. Huntington |
| Successor1: | John Newcomb |
| Term Start2: | January 1, 1877 |
| Term End2: | January 6, 1879 |
| Successor2: | James Barry |
| Party: | Republican |
| Birth Date: | 15 January 1832 |
| Birth Place: | Champion, New York, U.S. |
| Death Place: | Pepin County, Wisconsin, U.S. |
| Restingplace: | Forest Hill Cemetery, |
| Spouse: | Helen Mariette Van Hoesen |
| Allegiance: | United States |
| Branch: | United States Volunteers Union Army |
| Rank: | Captain, USV |
| Serviceyears: | 1862 - 1863 |
| Unit: | 25th Reg. Wis. Vol. Infantry |
| Battles: | American Civil War |
Vivus Wright Dorwin (January 15, 1832September 27, 1904) was an American farmer, businessman, Republican politician, and Wisconsin pioneer. He served four terms in the Wisconsin State Assembly, representing Pepin County.
Dorwin was born on January 15, 1832, in Champion, New York.[1] He later lived in Jackson, Adams County, Wisconsin, for a time before settling in Durand, Wisconsin, in 1856. In Durand, Dorwin owned a gristmill, wool carding mill, dairy farm and two cheese factories. During the American Civil War, he was a captain with the 25th Wisconsin Infantry Regiment of the Union Army. Events he took part in include the Siege of Vicksburg.
Dorwin and his wife, Helen, would have eleven children. Among them was Marcellus Dorwin, who also became a member of the Assembly. The elder Dorwin died on September 27, 1904.
Dorwin was elected to the Assembly in 1876, 1877, 1884 and 1888. Other positions he held include Chairman of the Town Board of Supervisors of Durand. He was a Republican.[2]