# 1940 United States Senate election in North Dakota

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vte :
The 1940 United States Senate election in North Dakota took place on November 5, 1940. Incumbent Republican Senator Lynn Frazier, who was first elected in 1922, ran for re-election to a fourth term. However, he was defeated in the Republican primary by former Governor William Langer. In the general election, Langer faced Democratic nominee Charles J. Vogel, an attorney, and Congressman William Lemke, who was running as an independent. In a close race, Langer narrowly defeated Leake with a 38% plurality and won his first term in the Senate.

## Democratic primary
### Candidates

* Charles J. Vogel, Fargo attorney
* E. A. Johansson

### Results

Democratic primary results :
| Party | Party | Candidate | Votes | % |
| | Democratic | Charles J. Vogel | 21,359 | 67.36% |
| | Democratic | E. A. Johansson | 10,352 | 32.64% |
| Total votes | Total votes | Total votes | 31,711 | 100.00% |

## Republican primary
### Candidates

* William Langer, former Governor of North Dakota
* Lynn Frazier, incumbent U.S. Senator
* Thomas E. Whelan, State Senator

### Results

Republican primary results :
| Party | Party | Candidate | Votes | % |
| | Republican | William Langer | 61,538 | 40.42% |
| | Republican | Lynn Frazier (inc.) | 48,441 | 31.82% |
| | Republican | Thomas E. Whelan | 42,271 | 27.76% |
| Total votes | Total votes | Total votes | 152,250 | 100.00% |

## General election
### Results

1940 United States Senate election in North Dakota :
| Party | Party | Candidate | Votes | % | ±% |
| | Republican | William Langer | 100,647 | 38.11% | −20.13% |
| | Independent | William Lemke | 92,593 | 35.06% | — |
| | Democratic | Charles J. Vogel | 69,847 | 26.45% | −13.80% |
| | Independent | Jasper Haaland | 1,1014 | 0.38% | — |
| Majority | Majority | Majority | 8,054 | 3.05% | −14.95% |
| Turnout | Turnout | Turnout | 259,607 | | |
| | Republican hold | Republican hold | Republican hold | Republican hold | Republican hold |