| Date | Sport | Venue/Event | Status | Winner/s |
|---|
| 1–5 | Squash |  2017 World Doubles Squash Championships | International | Men:  Ryan Cuskelly & Cameron Pilley
Women:  Joelle King & Amanda Landers-Murphy
Mixed: Paul Coll & Joelle King |
| 1–6 | Amateur wrestling |  2017 World Junior Wrestling Championships | International | Men's Freestyle Juniors:  Russia
Women's Freestyle Juniors:  Japan
Greco-Roman Juniors:  Iran |
| 1–7 | Athletics |  2017 World Junior Para Athletics Championships | International |  United States |
| 2–6 | Road bicycle racing |  2017 European Road Championships | Continental | Denmark |
| 2–6 | Rowing |  World Rowing Junior Championships 2017 | International |  Romania |
| 3–6 | Golf |  2017 Women's British Open | International |  In-Kyung Kim |
| 3–6 | Golf |  2017 WGC-Bridgestone Invitational | International | Hideki Matsuyama |
| 4–12 | Basketball |  2017 FIBA Europe Under-16 Championship for Women | Continental | France |
| 4–12 | Field hockey | 2017 Men's Pan American Cup | Continental |  Argentina |
| 4–13 | Athletics |  2017 World Championships in Athletics | International | United States |
| 4–13 | Amateur boxing |  2017 Women's European Amateur Boxing Championships | Continental |  Turkey |
| 5–6 | Triathlon |  2017 ITU World Triathlon Series #7 | International | Men:  Javier Gómez Noya
Women: Ashleigh Gentle |
| 5–13 | Basketball |  2017 FIBA Europe Under-18 Championship for Women | Continental |  Belgium |
| 5–13 | Field hockey | 2017 Women's Pan American Cup | Continental | Argentina |
| 5–19 | Australian football | 2017 Australian Football International Cup | International | Men:  Papua New Guinea
Women:  Ireland |
| 6 | Motorcycle racing |  2017 Czech Republic motorcycle Grand Prix | International | MotoGP: Marc Marquez ( Repsol Honda Team)
Moto2: Thomas Lüthi (  Kalex)
Moto3: Joan Mir ( Leopard Racing) |
| 7–11 | Volleyball |  2017 Men's South American Volleyball Championship | Continental |  Brazil |
| 7–13 | Tennis | 2017 Rogers Cup | International | Men: Alexander Zverev Jr.
Women:  Elina Svitolina |
| 7–13 | Basketball | 2017 FIBA Women's AmeriCup | Continental | Canada |
| 7–16 | Multi-sport | 2017 World Police and Fire Games | International | For results, click here. |
| 8 | Association football |  2017 UEFA Super Cup | Continental | Real Madrid |
| 8–20 | Association football |  2017 UEFA Women's Under-19 Championship | Continental | Spain |
| 8–20 | Handball |  2017 Men's Youth World Handball Championship | International | France |
| 9–17 | Volleyball |  2017 Asian Women's Volleyball Championship | Continental | Japan |
| 9–26 | Rugby union | / 2017 Women's Rugby World Cup | International | New Zealand |
| 10–13 | Golf | 2017 PGA Championship | International | Justin Thomas |
| 10–20 | Basketball |  2017 FIBA Asia Cup | Continental | Australia |
| 12 | Triathlon |  2017 ITU Triathlon World Cup #8 | International | Men: Irving Pérez
Women: Summer Cook |
| 12–20 | Tennis | 2017 Cincinnati Masters | International | Men:  Grigor Dimitrov
Women: Garbiñe Muguruza |
| 13 | Motorcycle racing |  2017 Austrian motorcycle Grand Prix | International | MotoGP: Andrea Dovizioso ( Ducati Corse)
Moto2: Franco Morbidelli ( EG 0,0 Marc VDS)
Moto3: Joan Mir ( Leopard Racing) |
| 13 | 1:10 R/C off-road | 2017 ROAR 1:10 Electric Off-Road National Championship | Domestic | 4WD: Dakota Phend |
| 15–19 | Volleyball |  2017 Women's South American Volleyball Championship | Continental | Brazil |
| 16–20 | Beach volleyball |  2017 European Beach Volleyball Championships | Continental | Men: Italy (Daniele Lupo & Paolo Nicolai)
Women: Germany (Nadja Glenzke & Julia Großner) |
| 17–20 | Eventing |  2017 European Eventing Championships | Continental | Ingrid Klimke (with horse Horseware Hale Bob OLD) |
| 17–20 | Rallying | 2017 Rallye Deutschland (WRC #10) | International |  Ott Tänak & Martin Järveoja ( M-Sport) |
| 18–20 | Golf | 2017 Solheim Cup | International | Team USA |
| 18–20 | Canoe slalom | 2017 European Junior and U23 Canoe Slalom Championships | Continental | Czech Republic |
| 18–25 | Volleyball |  2017 FIVB Volleyball Men's U23 World Championship | International | Argentina |
| 18–27 | Basketball |  AfroBasket Women 2017 | Continental |  Nigeria |
| 18–27 | Volleyball |  2017 FIVB Volleyball Boys' U19 World Championship | International | Iran |
| 18–27 | Triathlon | 2017 ITU Multisport World Championships | International | Men's aquathlon: Matthew Sharpe
Women's aquathlon: Emma Pallant
Men's cross triathlon: Francisco Serrano
Women's cross triathlon: Melanie McQuaid
Men's duathlon: Benoit Nicolas
Women's duathlon: Felicity Sheedy-Ryan
Men's long distance: Lionel Sanders
Women's long distance: Sarah Crowley |
| 19–27 | Field hockey |  2017 Men's EuroHockey Nations Championship
2017 Women's EuroHockey Nations Championship | Continental | Men: Netherlands
Women: Netherlands |
| 19–30 | Multi-sport |  2017 Summer Universiade | International |  Japan |
| 19–31 | Multi-sport |  2017 Southeast Asian Games | Regional |  Malaysia |
| 19–10 September | Road bicycle racing | 2017 Vuelta a España | International | Chris Froome ( Team Sky) |
| 19–7 October | Rugby union | / / /  2017 Rugby Championship | International | New Zealand |
| 20 | Athletics | British Grand Prix (Diamond League #12) | International | Great Britain |
| 21–26 | Karate | 2017 Pan American U21, Junior, and Cadet Karate Championships | Continental | Brazil |
| 21–26 | Amateur wrestling | 2017 World Wrestling Championships | International | Men's Freestyle: United States
Women's Freestyle: Japan
Greco-Roman: Russia |
| 21–27 | Badminton | 2017 BWF World Championships | International | Men's Singles: Viktor Axelsen
Women's Singles: Nozomi Okuhara
Men's Doubles:  China (Liu Cheng & Zhang Nan)
Women's Doubles: China (Chen Qingchen & Jia Yifan)
Mixed:  Indonesia (Tontowi Ahmad & Liliyana Natsir) |
| 21–29 | Modern pentathlon | 2017 World Modern Pentathlon Championships | International | Men: Jung Jin-hwa
Women: Gulnaz Gubaydullina |
| 22–27 | Beach volleyball | 2017 FIVB Beach Volleyball World Tour Finals | International | Men: United States (Phil Dalhausser & Nick Lucena)
Women: Germany (Laura Ludwig & Kira Walkenhorst) |
| 23–27 | Canoe sprint | 2017 ICF Canoe Sprint World Championships | International | Germany |
| 23–27 | Track cycling | 2017 UCI Junior Track Cycling World Championships | International | Russia |
| 23–28 | Aquatics | 2017 FINA World Junior Swimming Championships | International | United States |
| 24 | Athletics | Weltklasse Zürich (Diamond League #13) | International | Czech Republic |
| 24–3 September | Volleyball | 2017 Men's European Volleyball Championship | Continental | Russia |
| 25–28 | Handball |  2017 IHF Super Globe | International | Barcelona |
| 25–2 September | Boxing | 2017 AIBA World Boxing Championships | International |  Cuba |
| 25–3 September | Basketball | / /  2017 FIBA AmeriCup | Continental | United States |
| 26 | Boxing | Floyd Mayweather Jr. vs. Conor McGregor | International | Floyd Mayweather Jr. |
| 26–27 | Triathlon |  2017 ITU World Triathlon Series #8 | International | Men: Jonny Brownlee
Women:  Flora Duffy |
| 26–10 September | Roller sport | 2017 World Roller Games | International | Colombia |
| 26–9 December | American football | 2017 NCAA Division I FBS football season | Domestic | AAC:  UCF Knights
ACC:  Clemson Tigers
B1G:  Ohio State Buckeyes
B12:  Oklahoma Sooners
CUSA: Florida Atlantic Owls
MAC: Toledo Rockets
MW:  Boise State Broncos
PAC-12:  USC Trojans
SEC:  Georgia Bulldogs |
| 27 | Formula One | 2017 Belgian Grand Prix | International | Lewis Hamilton ( Mercedes) |
| 27 | Motorcycle racing | 2017 British motorcycle Grand Prix | International | MotoGP: Andrea Dovizioso ( Ducati Corse)
Moto2: Takaaki Nakagami ( Idemitsu Honda Team Asia)
Moto3: Arón Canet ( Estrella Galicia 0,0) |
| 28–3 September | Field hockey | 2017 EuroHockey Nations Junior Championships for Men and Women | Continental | Men: Netherlands
Women: Netherlands |
| 28–3 September | Judo | 2017 World Judo Championships | International | Japan |
| 28–10 September | Tennis | 2017 US Open (Grand Slam #4) | International | Men: Rafael Nadal
Women: Sloane Stephens |
| 29–3 September | Rhythmic gymnastics | 2017 World Rhythmic Gymnastics Championships | International | Russia |
| 29–10 September | Rugby union | 2017 World Rugby Under 20 Trophy | International | Japan |
| 30–10 September | Sport climbing | 2017 IFSC World Youth Climbing Championship | International | Japan |
| 30–11 September | Shooting | 2017 World Shotgun Championships | International | Italy |
| 31–3 September | Road cycling | 2017 UCI Para-cycling Road World Championships | International | Germany |
| 31–17 September | Basketball | /  / / EuroBasket 2017 | Continental |  Slovenia |
