| TBL Playoffs | |
| Season: | 2008–09 |
| Dates: | 14 May – 17 June 2009 |
| Champions: | Efes Pilsen (13th title) |
| Runners Up: | Fenerbahçe Ülker |
| Semifinalists: | Türk Telekom Galatasaray Cafe Crown |
| Teams: | 8 |
| Games: | 22 |
| Finals Mvp N: | USA |
| Finals Mvp Link: | Basketbol Süper Ligi Finals MVP |
| Prevseason: | 2008 |
| Nextseason: | 2010 |
| Updated: | 21 May 2019 |
See main article: 2008–09 Turkish Basketball League.
2009 Turkish Basketball League (TBL) Playoffs was the final phase of the 2008–09 Turkish Basketball League season. The playoffs started on 14 May 2009. Fenerbahçe Ülker were the defending champions.
The eight highest placed teams of the regular season qualified for the playoffs. All series were best-of-5 except the final, which was best-of-7. Under Turkish league rules, if a team swept its playoff opponent in the regular season, it was granted an automatic 1–0 series lead, and the series started with Game 2.
Efes Pilsen competed against Fenerbahçe Ülker in the finals, won the series 4-2 and got their 13th championship.