Dennis Dewane was an Irish-born American politician.
He was a member of the Wisconsin State Assembly from the 3rd District of Brown County, Wisconsin, during the 1873 and 1876 sessions.
Dewane was born on November 14, 1834, in County Tipperary, Ireland.
[2] Dewane also served as the first chairman of the town of New Denmark, Wisconsin, after its formation in 1855.
This article about a Democratic Party member of the Wisconsin State Assembly is a stub.