| UCI World Tour – Giro di Lombardia | 2017 |  | 7 October |
| Ultimate Fighting Championship – Men – Flyweight | 2017 | | 7 October |
| Ultimate Fighting Championship – Men – Lightweight | 2017 | | 7 October |
| Southern hemisphere – Freedom Cup (Match 2) | 2017 | | 7 October |
| Southern hemisphere – Rugby Championship | 2017 | | 19 August–7 October |
| Southern hemisphere – Freedom Cup | 2017 | | 16 September–7 October |
| Southern hemisphere – Rugby Championship (Round 6) | 2017 | | 7 October |
| Southern hemisphere – Rugby Championship (Round 6) | 2017 | | 7 October |
| MLB – Championships – World Series (NL Wild Card Game) | 2017 | | 4 October |
| MLB – Championships – World Series (AL Wild Card Game) | 2017 | | 3 October |
| Formula 1 – Grand Prix – Malaysian Grand Prix | 2017 | | 1 October |
| Southern hemisphere – Rugby Championship (Round 5) | 2017 | | 30 September |
| Southern hemisphere – Rugby Championship (Round 5) | 2017 | | 30 September |
| World Championships – Men – Road race | 2017 | | 24 September |
| World Marathon Majors – Berlin Marathon – Men | 2017 | | 24 September |
| Honbasho – Aki Basho (September) | 2017 | | 10–24 September |
| World Marathon Majors – Berlin Marathon – Women | 2017 | | 24 September |
| World Championship – Men – Heavyweight | 2017 | | 23 September |
| World Championships – Women – Road race | 2017 | | 23 September |
| World Championships – Men – Time trial | 2017 | | 20 September |
| World Championships – Women – Time trial | 2017 | | 19 September |
| Continental championships – Europe – Men | 2017 | | 31 August–17 September |
| Others – Davis Cup (Semifinal #2) | 2017 | | 15–17 September |
| Formula 1 – Grand Prix – Singapore Grand Prix | 2017 | | 17 September |
| Others – Davis Cup (Semifinal #1) | 2017 | | 15–17 September |
| Southern hemisphere – Rugby Championship (Round 4) | 2017 | | 16 September |
| Southern hemisphere – Freedom Cup (Match 1) | 2017 | | 16 September |
| Southern hemisphere – Rugby Championship (Round 4) | 2017 | | 16 September |
| UCI World Tour – Vuelta a España – General standings | 2017 | | 19 August–10 September |
| ATP Tour – Grand Slam – US Open | 2017 | | 28 August–10 September |
| World Championships – Men – Slalom | 2017 | | 4–10 September |
| World Championships – Men – Tricks | 2017 | | 4–10 September |
| World Championships – Men – Jump | 2017 | | 4–10 September |
| World Championships – Men – Overall | 2017 | | 4–10 September |
| World Championships – Women – Slalom | 2017 | | 4–10 September |
| World Championships – Women – Tricks | 2017 | | 4–10 September |
| World Championships – Women – Jump | 2017 | | 4–10 September |
| World Championships – Women – Overall | 2017 | | 4–10 September |
| ATP Tour – Grand Slam – US Open (Final) | 2017 | | 10 September |
| Ultimate Fighting Championship – Women – Bantamweight | 2017 | | 9 September |
| WTA Tour – Grand Slam – US Open | 2017 | | 28 August–9 September |
| WTA Tour – Grand Slam – US Open (Final) | 2017 | | 9 September |
| Southern hemisphere – Rugby Championship (Round 3) | 2017 | | 9 September |
| Southern hemisphere – Rugby Championship (Round 3) | 2017 | | 9 September |
| ATP Tour – Grand Slam – US Open (Semifinal #1) | 2017 | | 8 September |
| ATP Tour – Grand Slam – US Open (Semifinal #2) | 2017 | | 8 September |
| WTA Tour – Grand Slam – US Open (Semifinal #1) | 2017 | | 7 September |
| WTA Tour – Grand Slam – US Open (Semifinal #2) | 2017 | | 7 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #4) | 2017 | | 6 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #1) | 2017 | | 6 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #2) | 2017 | | 6 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #3) | 2017 | | 6 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #1) | 2017 | | 5 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #4) | 2017 | | 5 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #2) | 2017 | | 5 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #3) | 2017 | | 5 September |
| Continental championships – Europe – Men (Third place game) | 2017 | | 3 September |
| Continental championships – Europe – Men | 2017 | | 24–3 September |
| Continental championships – Europe – Men (Final) | 2017 | | 3 September |
| Formula 1 – Grand Prix – Italian Grand Prix | 2017 | | 3 September |
| Continental championships – Europe – Men (Semifinal #1) | 2017 | | 2 September |
| Continental championships – Europe – Men (Semifinal #2) | 2017 | | 2 September |
| Ultra-Trail du Mont-Blanc – Men | 2017 | | 1 September |
| Ultra-Trail du Mont-Blanc – Women | 2017 | | 1 September |
| Continental championships – Europe – Men (Quarterfinal #1) | 2017 | | 31 August |
| Continental championships – Europe – Men (Quarterfinal #2) | 2017 | | 31 August |
| Continental championships – Europe – Men (Quarterfinal #4) | 2017 | | 31 August |
| Continental championships – Europe – Men (Quarterfinal #3) | 2017 | | 31 August |
| World Championships – Mixed doubles | 2017 | | 21–27 August |
| World Championships – Men's doubles | 2017 | | 21–27 August |
| World Championships – Women's singles | 2017 | | 21–27 August |
| World Championships – Women's doubles | 2017 | | 21–27 August |
| World Championships – Men's singles | 2017 | | 21–27 August |
| Formula 1 – Grand Prix – Belgian Grand Prix | 2017 | | 27 August |
| Southern hemisphere – Rugby Championship (Round 2) | 2017 | | 26 August |
| Southern hemisphere – Bledisloe Cup (Match 2) | 2017 | | 26 August |
| Southern hemisphere – Rugby Championship (Round 2) | 2017 | | 26 August |
| World Rally Championship (WRC) – Rallies – Rally Germany | 2017 | | 17–20 August |
| ATP Tour – ATP Masters 1000 – Cincinnati | 2017 | | 14–20 August |
| UCI World Tour – Hamburg Cyclassics | 2017 | | 20 August |
| Southern hemisphere – Rugby Championship (Round 1) | 2017 | | 19 August |
| Southern hemisphere – Bledisloe Cup (Match 1) | 2017 | | 19 August |
| Southern hemisphere – Rugby Championship (Round 1) | 2017 | | 19 August |
Past events
