All India Trinamool Congress (AITC), founded in 1998, contested the 2009 Lok Sabha election across multiple states and won 19 seats. The following summary presents its overall electoral performance, including seats contested, votes received and vote share.
| AITC Overall performance | Result |
|---|---|
| Constituencies contested | 35 |
| Seats won | 19 |
| Total votes received | 1,33,56,510 |
| Vote share in contested constituencies | 38.52% |
| Overall vote share | 3.2% |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 27 | 19 | 31.18 | 47.57 | 1,33,21,553 |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 2 | 0 | 0.14 | 0.84 | 12,563 |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 2 | 0 | 0.55 | 0.55 | 9,695 |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 1 | 0 | 0.69 | 0.69 | 8,174 |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 1 | 0 | 0 | 0.37 | 2,164 |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 1 | 0 | 0.01 | 0.22 | 1,606 |
| Seats Contested | Seats Won | Vote Share (%) | Vote Share on Contested (%) | Total Votes Received |
|---|---|---|---|---|
| 1 | 0 | 0 | 0.08 | 755 |