The 1940 Newcastle upon Tyne West by-election was held on 5 July 1940. The by-election was held due to the death of the incumbent Conservative MP, Joseph Leech. It was won unopposed by the Conservative candidate William Nunn. [1] [2]
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Conservative | William Nunn | Unopposed | N/A | N/A | |
| Conservative hold | |||||