| Election Name: | 2011 Igunga by-election |
| Country: | Tanzania |
| Type: | by-election |
| Vote Type: | Popular |
| Ongoing: | no |
| Previous Election: | 2010 Tanzanian general election |
| Previous Year: | 2010 |
| Next Election: | Tanzanian general election, 2015 |
| Next Year: | 2015 |
| Seats For Election: | The Igunga constituency in the Tanzanian Parliament |
| Turnout: | 53,672 (31.38%) |
| Candidate1: | Dalaly Kafumu |
| Party1: | Chama Cha Mapinduzi |
| Popular Vote1: | 26,484 |
| Percentage1: | 50.46 |
| Colour2: | F33 |
| Candidate2: | Kashindye Mwandu |
| Party2: | Chadema |
| Popular Vote2: | 23,260 |
| Percentage2: | 44.32 |
| MP | |
| Before Election: | Rostam Aziz |
| Before Party: | Chama Cha Mapinduzi |
| After Election: | Dalaly Kafumu |
| After Party: | Chama Cha Mapinduzi |
The Igunga by-election was a by-election held for the Tanzanian parliamentary constituency of Igunga in Tabora Region. It was triggered by the resignation of Rostam Aziz, the previous Member of Parliament (MP) who had held the seat for the Chama Cha Mapinduzi since 1994. The by-election took place on 2 October 2011 and the CCM candidate won by 50.46%.[1]