2009 League of Ireland Premier Division
| Season | 2009 |
|---|---|
| Champions | Bohemians (11th title) |
| Relegated | Cork City Derry City |
| UEFA Champions League | Bohemians |
| UEFA Europa League | Shamrock Rovers Dundalk Sporting Fingal |
| Top goalscorer | Gary Twigg: 24 (Shamrock Rovers) |
← 2008 2010 → | |
The 2009 League of Ireland Premier Division was the 25th season of the League of Ireland Premier Division. The division was made up of 10 teams. Bohemians were champions while Shamrock Rovers finished as runners-up.