| Competition: | Süper Lig |
| Season: | 2004–05 |
| Winners: | Fenerbahçe 16th title |
| Relegated: | Sakaryaspor İstanbulspor Akçaabat Sebatspor |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | Fenerbahçe Trabzonspor |
| Continentalcup2: | UEFA Cup |
| Continentalcup2 Qualifiers: | Galatasaray Beşiktaş |
| Continentalcup3: | Intertoto Cup |
| Continentalcup3 Qualifiers: | Ankaraspor |
| Matches: | 306 |
| Total Goals: | 901 |
| League Topscorer: | Fatih Tekke (31 goals) |
| Biggest Home Win: | Fenerbahçe 7–0 Kayserispor |
| Biggest Away Win: | Akçaabat Sebatspor 0–5 Gençlerbirliği İstanbulspor 0–5 Trabzonspor |
| Highest Scoring: | MKE Ankaragücü 2–7 Sakaryaspor |
| Prevseason: | 2003–04 |
| Nextseason: | 2005–06 |
The 2004–05 Süper Lig was 47th edition of Turkish league and 4th edition of Turkish Super League. Fenerbahçe won their 16th title, being 3 points ahead Trabzonspor and 4 points ahead Galatasaray. In the final fixture, Diyarbakırspor were 1 point behind Sakaryaspor. Malatyaspor and Diyarbakırspor are rivals, but Malatyaspor, defeating 4-2 Sakaryaspor at home, allowed Diyarbakırspor to remain, winning 1-0 away over Samsunspor. Galatasaray won the Cup, beating rivals Fenerbahçe with 5-1.
| Rank | Player | Club | Goals |
|---|---|---|---|
| 1 | Fatih Tekke | Trabzonspor | 31 |
| 2 | Alex | Fenerbahçe | 24 |
| 3 | Hakan Şükür | Galatasaray | 18 |
| Mert Nobre | Fenerbahçe | ||
| Zafer Biryol | Konyaspor | ||
| 6 | Jaba | Ankaraspor | 17 |
| 7 | Cenk Işler | Samsunspor | 15 |
| Necati Ateş | Galatasaray | ||
| 9 | Souleymane Youla | Gençlerbirliği | 14 |
| 10 | John Carew | Beşiktaş | 13 |
| Zdravko Lazarov | Gaziantepspor | ||
| Player | For | Against | Result | Date | |
|---|---|---|---|---|---|
 Hakan Şükür | Galatasaray | Konyaspor | 3–1 | ||
 Jaba | Ankaraspor | Akçaabat Sebatspor | 3–1 | ||
| Fatih Tekke | Trabzonspor | Malatyaspor | 4–3 | ||
| Atilla Birlik | Malatyaspor | Konyaspor | 5–0 | ||
| Alex de Souza | Fenerbahçe | MKE Ankaragücü | 5–0 | ||
 Zdravko Lazarov | Gaziantepspor | Akçaabat Sebatspor | 6–4 | ||
| Fatih Tekke | Trabzonspor | Samsunspor | 4–0 | ||
| Umut Bulut | MKE Ankaragücü | Konyaspor | 4–3 | ||
| Murat Sözkesen | Çaykur Rizespor | Diyarbakırspor | 3–0 | ||
 Ziad Jaziri | Gaziantepspor | Denizlispor | 3–1 | ||
| Ersen Martin | Denizlispor | Sakaryaspor | 6–1 | ||
| Hasan Kabze | Galatasaray | İstanbulspor | 3–0 | ||
| Alex de Souza | Fenerbahçe | Gençlerbirliği | 3–2 | ||
| Sertan Eser | Gençlerbirliği | Akçaabat Sebatspor | 5–0 | ||
| Fatih Tekke | Trabzonspor | Konyaspor | 4–2 |