| Comilla-9 | |
| Parl Name: | Jatiya Sangsad |
| District: | Comilla District |
| Region Label: | Division |
| Region: | Chittagong Division |
| Electorate: | 361,960 (2018) |
| Year: | 1973 |
| Members Label: | Member of Parliament |
| Members: | vacant |
| Party Label: | Parliamentary Party |
| Local Council Label: | Council area |
| Local Council: | Laksam Upazila and Monohorgonj Upazila |
| Blank1 Name: | Prev. Constituency |
| Blank1 Info: | Comilla-8 (Constituency 256) |
| Blank2 Name: | Next Constituency |
| Blank2 Info: | Comilla-10 (Constituency 260) |
Comilla-9 is a constituency represented in the Jatiya Sangsad (National Parliament) of Bangladesh.Since 6 August 2024, The constituency is vacant.
The constituency encompasses Laksam and Manoharganj upazilas.
The constituency was created for the first general elections in newly independent Bangladesh, held in 1973.
Ahead of the 2008 general election, the Election Commission redrew constituency boundaries to reflect population changes revealed by the 2001 Bangladesh census. The 2008 redistricting altered the boundaries of the constituency.