| Election Name: | 1919 Chester-le-Street by-election |
| Type: | presidential |
| Country: | United Kingdom |
| Previous Election: | Chester-le-Street (UK Parliament constituency)#Elections in the 1910s |
| Previous Year: | 1918 |
| Next Election: | Chester-le-Street (UK Parliament constituency)#Elections in the 1920s |
| Next Year: | 1922 |
| Election Date: | 13 November 1919 |
| Candidate1: | Lawson |
| Party1: | Labour Party (UK) |
| Popular Vote1: | 17,838 |
| Percentage1: | 77.1% |
| Candidate2: | Gilmour |
| Party2: | NDLP |
| Popular Vote2: | 5,313 |
| Percentage2: | 22.9% |
| Map Size: | 250px |
| MP | |
| Posttitle: | Subsequent MP |
| Before Election: | Taylor |
| Before Party: | Labour Party (UK) |
| After Election: | Lawson |
| After Party: | Labour Party (UK) |
The 1919 Chester-le-Street by-election was held on 13 November 1919. The by-election was held due to the resignation of the incumbent Labour Member of Parliament (MP), John Wilkinson Taylor. It was won by the Labour candidate Jack Lawson.