# 1956 United States Senate election in Wisconsin

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vte :
The 1956 United States Senate election in Wisconsin was held on November 6, 1956. Incumbent Republican U.S. Senator Alexander Wiley was re-elected to a fourth term in office. He survived a close primary challenge from U.S. Representative Glenn R. Davis before defeating Henry Maier in the general election. This election marks the last Senate election in Wisconsin to date in which the Republican candidate won Milwaukee County.

## Republican primary
### Candidates

* Howard H. Boyle
* Glenn R. Davis, U.S. Representative from Waukesha
* Alexander Wiley, incumbent U.S. Senator since 1939

### Results

1956 U.S. Senate Republican primary :
| Party | Party | Candidate | Votes | % |
| | Republican | Alexander Wiley (incumbent) | 221,042 | 48.92% |
| | Republican | Glenn R. Davis | 211,016 | 46.70% |
| | Republican | Howard H. Boyle | 19,826 | 4.39% |
| Total votes | Total votes | Total votes | 451,884 | 100.00% |

## General election
### Candidates

* Henry Maier, State Senator from Milwaukee (Democratic)
* Alexander Wiley, incumbent U.S. Senator since 1939 (Republican)
* Walter Semrau (Independent)

### Results

1956 U.S. Senate election in Wisconsin :
| Party | Candidate | Votes | % | ±% |
| Republican | Alexander Wiley (incumbent) | 892,473 | 58.59% | {{{change}}} |
| Democratic | Henry Maier | 627,903 | 41.22% | |
| Independent | Walter Semrau | 2,745 | 0.18% | |
| Republican hold | Republican hold | Swing | | |