1915 Bendigo by-election should not be confused with 1915 Bendigo East state by-election.
| Election Name: | 1915 Bendigo by-election |
| Percentage2: | 49.11% |
| Party1: | Australian Labor Party |
| Turnout: | 24,150 (68.04%) |
| Next Year: | 1917 |
| Next Election: | 1917 Australian federal election |
| Election Date: | 6 February 1915 |
| Previous Year: | 1914 |
| Previous Election: | 1914 Australian federal election |
| Type: | Parliamentary |
| Seats For Election: | The Bendigo seat in the House of Representatives |
| Registered: | 35,495 |
| Candidate1: | Alfred Hampson |
| Percentage1: | 50.89% |
| After Party: | Australian Labor Party |
| Before Party: | Australian Labor Party |
| Ongoing: | no |
| After Election: | Alfred Hampson |
| Before Election: | John Arthur |
| MP | |
| Swing2: | 4.21 |
| Popular Vote2: | 11,761 |
| Party2: | Liberal |
| Swing1: | 4.21 |
| Popular Vote1: | 12,188 |
| Country: | Australia |
A by-election was held for the Australian House of Representatives seat of Bendigo on 6 February 1915. This was triggered by the death of Labor MP and External Affairs Minister John Arthur.
The by-election was won by Labor candidate Alfred Hampson.