| Election Name: | 1909 Hawick Burghs by-election |
| Type: | presidential |
| Country: | United Kingdom |
| Previous Election: | Hawick Burghs (UK Parliament constituency)#Elections in the 1900s |
| Previous Year: | 1906 |
| Next Election: | Hawick Burghs (UK Parliament constituency)#Elections in the 1910s |
| Next Year: | Jan. 1910 |
| Election Date: | 5 March 1909 |
| Candidate1: | Barran |
| Party1: | Liberal Party (UK) |
| Popular Vote1: | 3,028 |
| Percentage1: | 54.7% |
| Candidate2: | Mackinder |
| Party2: | Liberal Unionist Party |
| Popular Vote2: | 2,508 |
| Percentage2: | 45.3% |
| Map Size: | 250px |
| MP | |
| Posttitle: | Subsequent MP |
| Before Election: | Thomas Shaw |
| Before Party: | Liberal Party (UK) |
| After Election: | Sir John Barran |
| After Party: | Liberal Party (UK) |
The 1909 Hawick Burghs by-election was held on 5 March 1909. The by-election was held due to the resignation of the incumbent Liberal MP, Thomas Shaw. It was won by the Liberal candidate John Barran.