| Competition: | Vietnamese National Football Second League |
| Season: | 2009 |
| Winners: | TDC Bình Dương |
| Prevseason: | 2008 |
| Nextseason: | 2010 |
The 2009 Vietnamese National Football Second League has 16 teams, both professional and semi-professional, is divided into 3 groups, 2 groups with 5 teams and 1 group with 6 teams.
Teams play in a round robin format. the 3 top teams as well as the best 2nd team with most points qualifies for promotion playoff.
The 2 winners are promoted to the Vietnam First Division. No teams are relegated and no foreign players are permitted to play.