| Competition: | Allsvenskan |
| Season: | 2009 |
| Winners: | AIK 5th Allsvenskan title 11th Swedish championship title |
| Relegated: | Örgryte IS Hammarby IF |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | AIK |
| Continentalcup2: | Europa League |
| Continentalcup2 Qualifiers: | IFK Göteborg IF Elfsborg Kalmar FF Gefle IF |
| Matches: | 240 |
| Total Goals: | 584 |
| League Topscorer: | Tobias Hysén Wanderson (18) |
| Biggest Home Win: | IFK Göteborg 6-0 Djurgården (11 April 2009)[1] |
| Biggest Away Win: | Örgryte 1-5 GAIS (5 April 2009) Halmstad 0-4 Häcken (30 August 2009) |
| Highest Scoring: | Kalmar FF 5-4 Malmö FF (27 October 2009) |
| Highest Attendance: | 26,241 AIK 2–0 Djurgården (28 September 2009) |
| Lowest Attendance: | 1,284 Häcken 1–0 Trelleborg (22 April 2009) |
| Average Attendance: | 7,952[2] |
| Prevseason: | 2008 |
| Nextseason: | 2010 |
Allsvenskan 2009, part of the 2009 Swedish football season, was the 85th Allsvenskan season played. AIK clinched their first Swedish title since 1998.[3]
| Club | Last season | First season in league | First season of current spell | |
|---|---|---|---|---|
| AIK | 5th | 1924–25 | 2006 | |
| IF Brommapojkarna | 3rd (Superettan) | 2007 | 2009 | |
| Djurgårdens IF | 12th | 1927–28 | 2001 | |
| IF Elfsborg | 2nd | 1926–27 | 1997 | |
| GAIS | 11th | 1924–25 | 2006 | |
| Gefle IF | 13th | 1933–34 | 2005 | |
| IFK Göteborg | 3rd | 1924–25 | 1977 | |
| Halmstads BK | 8th | 1933–34 | 1993 | |
| Hammarby IF | 9th | 1924–25 | 1998 | |
| Helsingborgs IF | 4th | 1924–25 | 1993 | |
| BK Häcken | 2nd (Superettan) | 1983 | 2009 | |
| Kalmar FF | 1st | 1949–50 | 2004 | |
| Malmö FF | 6th | 1931–32 | 2001 | |
| Trelleborgs FF | 10th | 1985 | 2007 | |
| Örebro SK | 7th | 1946–47 | 2007 | |
| Örgryte IS | 1st (Superettan) | 1924–25 | 2009 |
| Team | Location | Arena | Capacity | Average attendance[4] | Manager | |
|---|---|---|---|---|---|---|
| AIK | Solna | Råsunda Stadion | 36,608 | 17,436 |  Mikael Stahre | |
| IF Brommapojkarna | Stockholm | Grimsta IP | 4,500 | 2,860 | Kim Bergstrand | |
| Djurgårdens IF | Stockholm | Stockholms Stadion | 14,500 | 9,435 | Andrée Jeglertz Steve Galloway | |
| IF Elfsborg | Borås | Borås Arena | 17,800 | 9,719 | Magnus Haglund | |
| GAIS | Gothenburg | Gamla Ullevi | 18,800 | 5,687 | Alexander Axén | |
| Gefle IF | Gävle | Strömvallen | 7,300 | 4,314 | Per Olsson | |
| Halmstads BK | Halmstad | Örjans Vall | 15,500 | 5,012 | Janne Andersson | |
| Hammarby IF | Stockholm | Söderstadion | 16,197 | 10,381 | Thom Åhlund | |
| Helsingborgs IF | Helsingborg | Olympia | 16,673 | 9,470 | Bosse Nilsson | |
| BK Häcken | Gothenburg | Rambergsvallen | 7,000 | 3,179 | Peter Gerhardsson | |
| IFK Göteborg | Gothenburg | Gamla Ullevi | 18,800 | 13,813 | Stefan Rehn Jonas Olsson | |
| Kalmar FF | Kalmar | Fredriksskans | 9,000 | 5,311 | Nanne Bergstrand | |
| Malmö FF | Malmö | Swedbank Stadion | 24,000 | 14,815 | Roland Nilsson | |
| Trelleborgs FF | Trelleborg | Vångavallen | 10,000 | 2,992 | Tom Prahl | |
| Örebro SK | Örebro | Behrn Arena | 14,500 | 7,886 |  Sixten Boström | |
| Örgryte IS | Gothenburg | Gamla Ullevi | 18,800 | 4,939 |  Åge Hareide |
----Djurgården won 3–2 on aggregate.----
As of 2 November 2009
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 | Tobias Hysén | IFK Göteborg | 18 |
 Wanderson do Carmo | GAIS | 18 | |
| 3 | Daniel Larsson | Malmö FF | 11 |
| 4 | Jonas Henriksson | Häcken | 10 |
 Edward Ofere | Malmö FF | 10 | |
| Álvaro Santos | Örgryte | 10 | |
| 7 |  Iván Obolo | AIK | 9 |
| Rasmus Elm | Kalmar FF | 9 | |
| 9 |  Kim Olsen | Örebro | 8 |
| Daniel Mendes | Kalmar FF | 8 | |
| Fredrik Jensen | Trelleborgs FF | 8 | |
| James Keene | Elfsborg | 8 | |
| Rasmus Jönsson | Helsingborg | 8 | |
| Emir Kujovic | Halmstad | 8 | |
| 15 | 5 players | 7 | |
| 20 | 11 players | 6 | |
| 31 | 10 players | 5 | |
| 41 | 15 players | 4 | |
| 56 | 30 players | 3 | |
| 86 | 30 players | 2 | |
| 116 | 73 players | 2 |