# 1964 United States Senate election in Wisconsin

"none" is preferred when the title is sufficiently descriptive; see [[WP:SDNONE]]
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vte :
The 1964 United States Senate election in Wisconsin was held on November 3, 1964. Incumbent Democrat William Proxmire was re-elected to a second term in office over Republican Wilbur Renk.

## Democratic primary
### Candidates

* Kenneth F. Klinkert
* William Proxmire, incumbent senator since 1957
* Arlyn F. Wollenburg

### Results

1964 Democratic U.S. Senate primary :
| Party | Party | Candidate | Votes | % |
| | Democratic | William Proxmire (incumbent) | 295,676 | 88.78% |
| | Democratic | Kenneth F. Klinkert | 20,022 | 6.01% |
| | Democratic | Arlyn F. Wollenburg | 17,333 | 5.21% |
| Total votes | Total votes | Total votes | 333,031 | 100.00% |
After losing the primary, Klinkert entered the general election as a candidate running on a "Faith and Belief in Man" ticket.

## Republican primary
### Candidates

* Wilbur N. Renk, candidate for governor in 1962

### Results

1964 Republican U.S. Senate primary :
| Party | Party | Candidate | Votes | % |
| | Republican | Wilbur N. Renk | 300,258 | 100.00% |
| Total votes | Total votes | Total votes | 300,258 | 100.00% |

## General election
### Candidates

* Wayne Leverenz (Socialist Workers)
* Kenneth F. Klinkert (Faith and Belief in Man)
* William Proxmire, incumbent Senator (Democratic)
* Wilbur N. Renk, candidate for governor in 1962 (Republican)

### Results

1964 United States Senate election in Wisconsin :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | William Proxmire (incumbent) | 892,013 | 53.30% | 3.83 |
| | Republican | Wilbur N. Renk | 780,116 | 46.61% | 3.88 |
| | Independent | Kenneth F. Klinkert | 1,062 | 0.06% | N/A |
| | Socialist Workers | Wayne Leverenz | 479 | 0.03% | 0.07 |
| Total votes | Total votes | Total votes | 1,673,670 | 100.00% | |
| | Democratic hold | Democratic hold | Swing | | |