Dennis T. Phalen (April 29, 1856 – April 25, 1922) was a member of the Wisconsin State Assembly and the Wisconsin State Senate.
[1] He was born in Lima, Sheboygan County, Wisconsin.
[2] He died at his home in Sheboygan, Wisconsin.
Phalen was elected District Attorney of Sheboygan County, Wisconsin, in 1882 and 1884 and was a member of the local board of education from 1885 to 1888.
Phalen was later the city attorney of Sheboygan until his death.