| Details | |
|---|---|
| Duration | March 14 – November 6 |
| Edition | 16th |
| Tournaments | 9 |
| Achievements (singles) | |
| Most titles |  Roger Federer  Rafael Nadal (4) |
| Most finals | Rafael Nadal (5) |
← 2004 2006 → | |
The table below shows the 2005 Tennis Masters Series schedule.
The ATP Masters Series are part of the elite tour for professional men's tennis organised by the Association of Tennis Professionals.
| Masters | Singles champions | Runners-up | Score | Doubles champions | Runners-up | Score |
|---|---|---|---|---|---|---|
| Indian Wells Singles – Doubles | Roger Federer |  Lleyton Hewitt | 6–2, 6–4, 6–4 |  Mark Knowles  Daniel Nestor | Wayne Arthurs Paul Hanley | 7–6, 7–6 |
| Miami Singles – Doubles | Roger Federer | Rafael Nadal | 2–6, 6–7(4–7), 7–6(7–5), 6–3, 6–1 |  Jonas Björkman  Max Mirnyi |  Wayne Black Kevin Ullyett | 6–1, 6–2 |
| Monte Carlo Singles – Doubles | Rafael Nadal* |  Guillermo Coria | 6–3, 6–1, 0–6, 7–5 |  Leander Paes  Nenad Zimonjić |  Bob Bryan Mike Bryan | W/O |
| Rome Singles – Doubles | Rafael Nadal | Guillermo Coria | 6–4, 3–6, 6–3, 4–6, 7–6(8–6) |  Michaël Llodra* | Bob Bryan Mike Bryan | 7–5, 6–4 |
| Fabrice Santoro | ||||||
| Hamburg Singles – Doubles | Roger Federer | Richard Gasquet | 6–3, 7–5, 7–6(7–4) | Jonas Björkman Max Mirnyi | Michaël Llodra Fabrice Santoro | 6–2, 6–3 |
| Montreal Singles – Doubles | Rafael Nadal | Andre Agassi | 6–3, 4–6, 6–2 | Wayne Black Kevin Ullyett |  Jonathan Erlich Andy Ram | 6–7(5–7), 6–3, 6–0 |
| Cincinnati Singles – Doubles | Roger Federer | Andy Roddick | 6–3, 7–5 | Jonas Björkman Max Mirnyi | Wayne Black Kevin Ullyett | 6–4, 5–7, 6–2 |
| Madrid Singles – Doubles | Rafael Nadal |  Ivan Ljubičić | 3–6, 2–6, 6–3, 6–4, 7–6(7–3) | Mark Knowles Daniel Nestor | Leander Paes Nenad Zimonjić | 3–6, 6–3, 6–2 |
| Paris Singles – Doubles |  Tomáš Berdych* | Ivan Ljubičić | 6–3, 6–4, 3–6, 4–6, 6–4 | Bob Bryan Mike Bryan | Mark Knowles Daniel Nestor | 6–4, 6–7(3–7), 6–4 |
| # | Player | IN | MI | MO | HA | RO | CA | CI | MA | PA | # | Winning span |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | Andre Agassi | 1 | 6 | - | - | 1 | 3 | 3 | 1 | 2 | 17 | 1990–2004 (15) |
| 2. | Pete Sampras | 2 | 3 | - | - | 1 | - | 3 | - | 2 | 11 | 1992–2000 (9) |
| 3. | Roger Federer | 2 | 1 | - | 3 | - | 1 | 1 | - | - | 8 | 2002–2005 (4) |
 Thomas Muster | - | 1 | 3 | - | 3 | - | - | 1 | - | 8 | 1990–1997 (8) | |
| 5. | Michael Chang | 3 | 1 | - | - | - | 1 | 2 | - | - | 7 | 1990–1997 (8) |
| 6. | Jim Courier | 2 | 1 | - | - | 2 | - | - | - | - | 5 | 1991–1993 (3) |
 Boris Becker | - | - | - | - | - | - | - | 4 | 1 | 5 | 1990–1996 (7) | |
 Gustavo Kuerten | - | - | 2 | 1 | 1 | - | 1 | - | - | 5 | 1999–2001 (3) | |
 Marcelo Ríos | 1 | 1 | 1 | 1 | 1 | - | - | - | - | 5 | 1997–1999 (3) | |
 Marat Safin | - | - | - | - | - | 1 | - | 1 | 3 | 5 | 2000–2004 (5) | |
| 11. | Stefan Edberg | 1 | - | - | 1 | - | - | 1 | - | 1 | 4 | 1990–1992 (3) |
| Juan Carlos Ferrero | - | - | 2 | - | 1 | - | 1 | - | - | 4 | 2001–2003 (3) | |
 Andrei Medvedev | - | - | 1 | 3 | - | - | - | - | - | 4 | 1994–1997 (4) | |
| Rafael Nadal | - | - | 1 | - | 1 | 1 | - | 1 | - | 4 | 2005 | |
| 15. | Thomas Enqvist | - | - | - | - | - | - | 1 | 1 | 1 | 3 | 1996–2000 (5) |
| Carlos Moyá | - | - | 1 | - | 1 | - | 1 | - | - | 3 | 1998–2004 (7) | |
| Andy Roddick | - | 1 | - | - | - | 1 | 1 | - | - | 3 | 2003–2004 (2) | |
| 18. | Sergi Bruguera | - | - | 2 | - | - | - | - | - | - | 2 | 1991–1993 (3) |
| Andrei Chesnokov | - | - | 1 | - | - | 1 | - | - | - | 2 | 1990–1991 (2) | |
| Guillermo Coria | - | - | 1 | 1 | - | - | - | - | - | 2 | 2003–2004 (2) | |
| Àlex Corretja | 1 | - | - | - | 1 | - | - | - | - | 2 | 1997–2000 (4) | |
 Wayne Ferreira | - | - | - | - | - | 1 | - | 1 | - | 2 | 1996–2000 (5) | |
| Guy Forget | - | - | - | - | - | - | 1 | - | 1 | 2 | 1991 | |
| Lleyton Hewitt | 2 | - | - | - | - | - | - | - | - | 2 | 2002–2003 (2) | |
| Goran Ivanišević | - | - | - | - | - | - | - | 1 | 1 | 2 | 1992–1993 (2) | |
 Richard Krajicek | - | 1 | - | - | - | - | - | 1 | - | 2 | 1998–1999 (2) | |
| Patrick Rafter | - | - | - | - | - | 1 | 1 | - | - | 2 | 1998 | |
| Michael Stich | - | - | - | 1 | - | - | - | 1 | - | 2 | 1993 | |
| 29. | Juan Aguilera | - | - | - | 1 | - | - | - | - | - | 1 | 1990 |
| Tomáš Berdych | - | - | - | - | - | - | - | - | 1 | 1 | 2005 | |
| Guillermo Cañas | - | - | - | - | - | 1 | - | - | - | 1 | 2002 | |
| Albert Costa | - | - | - | 1 | - | - | - | - | - | 1 | 1998 | |
| Roberto Carretero | - | - | - | 1 | - | - | - | - | - | 1 | 1996 | |
| Sébastien Grosjean | - | - | - | - | - | - | - | - | 1 | 1 | 2001 | |
| Tommy Haas | - | - | - | - | - | - | - | 1 | - | 1 | 2001 | |
 Tim Henman | - | - | - | - | - | - | - | - | 1 | 1 | 2003 | |
| Thomas Johansson | - | - | - | - | - | 1 | - | - | - | 1 | 1999 | |
| Petr Korda | - | - | - | - | - | - | - | 1 | - | 1 | 1997 | |
| Félix Mantilla | - | - | - | - | 1 | - | - | - | - | 1 | 2003 | |
| Magnus Norman | - | - | - | - | 1 | - | - | - | - | 1 | 2000 | |
| Karel Nováček | - | - | - | 1 | - | - | - | - | - | 1 | 1991 | |
 Andrei Pavel | - | - | - | - | - | 1 | - | - | - | 1 | 2001 | |
| Mikael Pernfors | - | - | - | - | - | 1 | - | - | - | 1 | 1993 | |
| Mark Philippoussis | 1 | - | - | - | - | - | - | - | - | 1 | 1999 | |
| Cédric Pioline | - | - | 1 | - | - | - | - | - | - | 1 | 2000 | |
| Albert Portas | - | - | - | - | 1 | - | - | - | - | 1 | 2001 | |
| Greg Rusedski | - | - | - | - | - | - | - | - | 1 | 1 | 1998 | |
| Emilio Sánchez | - | - | - | - | 1 | - | - | - | - | 1 | 1991 | |
| Chris Woodruff | - | - | - | - | - | 1 | - | - | - | 1 | 1997 | |
| # | Player | IN | MI | MO | HA | RO | CA | CI | ST | PA | # | Winning span |