William R. Allen | |
|---|---|
| Lieutenant Governor of Montana | |
| In office 1909–1913 | |
| Governor | Edwin L. Norris |
| Preceded by | Benjamin F. White |
| Succeeded by | W. W. McDowell |
| Member of the Montana House of Representatives | |
| In office 1903–1906 | |
| Personal details | |
| Born | July 25, 1871 Anaconda, Montana |
| Died | October 31, 1953 (aged 82) |
| Political party | Republican |
| Spouse(s) | Ethel Louis deMar Elizabeth Berkin (d. 1917) |
William R. Allen (July 25, 1871 – October 31, 1953) was an American politician and businessman. He was a member of the Montana House of Representatives from 1903 to 1906, and served as lieutenant governor under Edwin L. Norris between 1909 and 1913.