This article features a list of events in chess during the year 2013, as well as the FIDE top ten ranked players in September of that year.
This is a list of significant 2013 chess tournaments:
| Tournament | Dates | Players | Winner | Runner-up | Third | |
|---|---|---|---|---|---|---|
| 12–27 January | 14 |  Viswanathan Anand | ||||
| 23 February – 1 March | 4 |  Vladimir Kramnik | ||||
| 2013 Candidates Tournament | 15 March – 1 April | 8 | Peter Svidler | |||
| 17 April – 1 May | 12 |  Ruslan Ponomariov | ||||
| 20 April – 1 May | 10 | Viswanathan Anand | ||||
| 7–18 May | 10 |  Hikaru Nakamura | ||||
| 21 May – 4 June | 12 | Gata Kamsky | ||||
| 12–23 June | 10 |  Fabiano Caruana | ||||
| 3–17 July | 12 | Veselin Topalov | ||||
| 26 July – 4 August | 10 | Arkadij Naiditsch | ||||
| 10 August – 4 September | 128 | Evgeny Tomashevsky Maxime Vachier-Lagrave | ||||
| 9–15 September | 4 |  Levon Aronian | ||||
| 10–27 September | 2 | – | ||||
| 21 September – 5 October | 12 | Hikaru Nakamura | ||||
| 7–12 October | 4 | Maxime Vachier-Lagrave | ||||
| 6–26 November | 2 | – | ||||
| 7–15 December | 16 | Michael Adams Vladimir Kramnik |
The FIDE World Rankings as of September 2013 were:[1]
| Rank | Player | Rating | |
|---|---|---|---|
| 1 |  Magnus Carlsen | 2862 | |
| 2 | Levon Aronian | 2813 | |
| 3 | Vladimir Kramnik | 2794 | |
| 4 | Alexander Grischuk | 2785 | |
| 5 | Fabiano Caruana | 2779 | |
| 6 | Viswanathan Anand | 2775 | |
| 7 |  Shakhriyar Mamedyarov | 2775 | |
| 8 | Sergey Karjakin | 2772 | |
| 9 | Hikaru Nakamura | 2772 | |
| 10 | Veselin Topalov | 2769 | |
| 11 |  Boris Gelfand | 2764 | |
| 12 | Michael Adams | 2761 | |
| 13 |  Leinier Domínguez | 2757 | |
| 14 | Ruslan Ponomariov | 2756 | |
| 15 | Peter Svidler | 2746 | |
| 16 | Gata Kamsky | 2741 | |
| 17 |  Peter Leko | 2740 | |
| 18 | Alexander Morozevich | 2739 | |
| 19 | Anish Giri | 2737 | |
| 20 |  Wang Hao | 2736 |