See main article: 2017 in sports.
| Date | Sport | Venue/Event | Status | Winner/s | |
|---|---|---|---|---|---|
| 1 | Formula E |  2017 Mexico City ePrix | International |  Lucas di Grassi (Abt Sportsline) | |
| 1–9 | Curling |  2017 Ford World Men's Curling Championship | International | (Skip: Brad Gushue) | |
| 1–10 | Fencing | 2017 Junior and Cadet World Fencing Championships | International | ||
| 1–11 | Weightlifting |  2017 Youth World Weightlifting Championships | International | ||
| 1–12 November | Motorsport | // 2017 FIA World Rallycross Championship | International | Supercar WRX:  Johan Kristoffersson ( Volkswagen RX Sweden)Supercar ERX: Anton Marklund ( Marklund Motorsport)Super 1600:  Krisztián SzabóTouringcar:  Lars-Øivind EnerbergRX2:  Cyril Raymond | |
| 2 | Road bicycle racing |  2017 Tour of Flanders ('Monument' #2) | International | Philippe Gilbert ( Quick-Step Floors) | |
| 2 | Triathlon |  2017 ITU Triathlon World Cup #3 | International | Men: Richard Murray Women:  Katie Zaferes | |
| 2–8 | Ice hockey |  2017 IIHF World U18 Championship Division II – Group A | International | was promoted to Division I – Group B was relegated to Division II – Group B | |
| 2–8 | Ice hockey | 2017 IIHF Women's World Championship Division II – Group A | International | was promoted to Division I – Group B was relegated to Division II – Group B | |
| 2–8 | Weightlifting | 2017 European Weightlifting Championships | Continental | ||
| 2–1 October | Baseball | / 2017 Major League Baseball season | Domestic | American League | |
| 3–9 | Ice hockey |  2017 IIHF World Championship Division II – Group A | International | was promoted to Division I – Group B was relegated to Division II – Group B | |
| 4–10 | Ice hockey | 2017 IIHF World Championship Division II – Group B | International | was promoted to Division II – Group A was relegated to Division III | |
| 5–12 | Futsal |  2017 Copa América de Futsal | Continental | ||
| 6–9 | Rallying | 2017 Tour de Corse (WRC #4) | International | Thierry Neuville & Nicolas Gilsoul ( Hyundai) | |
| 6–9 | Golf | 2017 Masters Tournament | International |  Sergio García | |
| 7–8 | Synchronized skating | 2017 ISU World Synchronized Skating Championships | International |  Paradise | |
| 7–9 | Rugby sevens |  2017 Hong Kong Sevens (WRSS #7) | International | ||
| 7–13 | Ice hockey | 2017 IIHF World U18 Championship Division I – Group A | International | was promoted to Top Division was relegated to Division I – Group B | |
| 7–14 | Squash |  2016 Women's World Open Squash Championship | International | Nour El Sherbini | |
| 7–17 | Ultramarathon |  2017 Marathon des Sables | International | Men: Rachid El Morabity Women: Elisabet Barnes | |
| 8 | Horse racing | 2017 Grand National | International |  One For Arthur (Jockey: Derek Fox) | |
| 8–9 | Triathlon |  2017 ITU World Triathlon Series #2 | International | Men: Mario Mola Women: Andrea Hewitt | |
| 8–14 | Ice hockey |  2017 IIHF Women's World Championship Division I – Group B | International | was promoted to Division I – Group A was relegated to Division II – Group A | |
| 12 October 2016–9 | Ice hockey | / 2016–17 NHL season | Domestic | Presidents' Trophy Washington Capitals | |
| 9 | Formula One |  2017 Chinese Grand Prix | International |  Lewis Hamilton (Mercedes) | |
| 9 | Motorcycle racing | 2017 Argentine motorcycle Grand Prix | International | MotoGP: Maverick Viñales ( Movistar Yamaha MotoGP)Moto2:  Franco Morbidelli ( EG 0,0 Marc VDS)Moto3: Joan Mir (Leopard Racing) | |
| 9 | Road bicycle racing | 2017 Paris–Roubaix ('Monument' #3) | International | Greg Van Avermaet ( BMC Racing Team) | |
| 9–16 | Table tennis | 2017 Asian Table Tennis Championships | Continental | Men: Fan Zhendong Women: Miu Hirano | |
| 9–1 December | Motorsport | ///// / 2017 World Touring Car Championship | International | Thed Björk ( Polestar Cyan Racing) | |
| 10–16 | Ice hockey | 2017 IIHF World Championship Division III | International | was promoted to Division II – Group B | |
| 25 October 2016–12 | Basketball | / 2016–17 NBA season | Domestic | Top Seed: Golden State Warriors Top Scorer: Russell Westbrook (Oklahoma City Thunder) | |
| 12–16 | Track cycling | 2017 UCI Track Cycling World Championships | International | ||
| 12–11 June | Ice hockey | / 2017 Stanley Cup playoffs | Domestic | Pittsburgh Penguins MVP: Sidney Crosby | |
| 13–23 | Ice hockey |  2017 IIHF World U18 Championships | International | ||
| 14–16 | Judo | 2017 African Judo Championships | Continental | ||
| 14–15 October | Motorsport | 2017 FIA Formula 3 European Championship | International | Lando Norris ( Carlin Motorsport) | |
| 15–16 | Rugby sevens | 2017 Singapore Sevens (WRSS #8) | International | ||
| 15–16 | Endurance motorcycle racing | 2017 24 Heures Moto (EWC #2) | International | Winners: David Checa, Niccolò Canepa, Mike Di Meglio ( GTM94 Yamaha) | |
| 15–18 | Athletics | 2017 CARIFTA Games | Continental | ||
| 15–21 | Ice hockey | 2017 IIHF World U18 Championships Division I – Group B | International | was promoted to Division I – Group A was relegated to Division II – Group A | |
| 15–21 | Ice hockey |  2017 IIHF Women's World Championship Division I – Group A | International | was promoted to Top Division was relegated to Division I – Group B | |
| 15–23 | Tennis | 2017 Monte-Carlo Masters | International | Rafael Nadal | |
| 15–1 May | Snooker | 2017 World Snooker Championship | International | Mark Selby | |
| 15–12 June | Basketball | / 2017 NBA Playoffs | Domestic | Golden State Warriors MVP: Kevin Durant (Golden State Warriors) | |
| 15–22 October | Motorsport | 2017 European Le Mans Series | International | LMP2: G-Drive Racing LMP3: United AutosportsLMGTE: JMW Motorsport | |
| 15–26 November | Motorsport | / // / 2017 FIA Formula 2 Championship | International | Charles Leclerc ( Prema Powerteam) | |
| 16 | Formula One | 2017 Bahrain Grand Prix | International | Sebastian Vettel ( Ferrari) | |
| 16–18 November | Motorsport | ///// 2017 FIA World Endurance Championship | International | LMP1: Brendon Hartley, Earl Bamber, & Timo Bernhard LMP2: Bruno Senna & Julien CanalLMGTE Pro: Alessandro Pier Guidi & James CaladoLMGTE Am: Mathias Lauda, Paul Dalla Lana, & Pedro Lamy | |
| 17 | Athletics | 2017 Boston Marathon (WMM #2) | International | Men:  Geoffrey KiruiWomen: Edna Kiplagat | |
| 19–23 | Artistic gymnastics | 2017 European Artistic Gymnastics Championships | Continental | ||
| 20–23 | Figure skating | 2017 ISU World Team Trophy in Figure Skating | International | ||
| 20–23 | Judo | 2017 European Judo Championships | Continental | ||
| 21–29 | Weightlifting |  2017 Asian Weightlifting Championships | Continental | ||
| 21–30 | Multi-sport | 2017 World Masters Games | International | For results, click here. | |
| 21–7 May | Association football |  2017 CONCACAF U-17 Championship | Continental | ||
| 22–23 | Athletics | 2017 IAAF World Relays | International | ||
| 22–23 | Rugby sevens | 2017 Japan Women's Sevens (WRWSS #4) | International | ||
| 22–28 | Ice hockey |  2017 IIHF World Championship Division I – Group A | International | and were promoted to Top Division was relegated to Division I – Group B | |
| 22–29 | Curling | 2017 World Mixed Doubles Curling Championship 2017 World Senior Curling Championships | International | Mixed doubles: (Martin Rios & Jenny Perret) Men's senior: (Skip: Mats Wrana) Women's senior: (Skip: Colleen Jones) | |
| 22–30 | Volleyball | / 2017 Boys' U19 Volleyball European Championship | Continental | ||
| 22–3 June | Rugby union | // 2017 Asia Rugby Championship | Continental | ||
| 23 | Motorcycle racing | 2017 Motorcycle Grand Prix of the Americas | International | MotoGP: Marc Márquez ( Repsol Honda) Moto2: Franco Morbidelli ( EG 0,0 Marc VDS) Moto3: Romano Fenati ( Marinelli Rivacold Snipers) | |
| 23 | Athletics | 2017 London Marathon (WMM #3) | International | Men: Daniel Wanjiru Women: Mary Keitany | |
| 23 | Road bicycle racing | 2017 Liège–Bastogne–Liège ('Monument' #4) | International | Alejandro Valverde ( Movistar Team) | |
| 23–29 | Ice hockey | 2017 IIHF World Championship Division I – Group B | International | was promoted to Division I – Group A was relegated to Division II – Group A | |
| 24 | Association football | 2017 UEFA Youth League Final | Continental | Red Bull Salzburg | |
| 25–30 | Badminton | 2017 European Badminton Championships | Continental | Men: Rajiv Ouseph Women: Carolina Marín | |
| 2 August 2016–26 | Association football | 2016–17 CONCACAF Champions League | Continental | C.F. Pachuca | |
| 26–30 | Amateur wrestling | 2017 African Wrestling Championships | Continental | Men's Freestyle/Greco-Roman: Women's Freestyle: | |
| 27–29 | American football | 2017 NFL draft | Domestic |
Myles Garrett (to the Cleveland Browns from the Texas A&M Aggies) | |
| 27–30 | Rallying | 2017 Rally Argentina (WRC #5) | International | Thierry Neuville & Nicolas Gilsoul ( Hyundai) | |
| 27–7 May | Beach soccer | 2017 FIFA Beach Soccer World Cup | International | ||
| 28–30 | Basketball | 2017 Basketball Champions League Final Four | Continental | Iberostar Tenerife | |
| 28–8 October | Motorsport | 2017 European Touring Car Cup | Continental |  Petr Fulín ( Křenek Motorsport) | |
| 28–26 November | Rallying | ///// 2017 Asia-Pacific Rally Championship | Regional | Main: Gaurav Gill Asia Rally Cup: Gaurav GillPacific Rally Cup: Ole Veiby | |
| 29–28 October | Motorcycle speedway | / 2017 Speedway Grand Prix | International | Jason Doyle | |
| 29–29 October | Motorsport | 2017 International GT Open | International | Giovanni Venturini ( Imperiale Racing) | |
| 30 | Formula One | 2017 Russian Grand Prix | International |  Valtteri Bottas (Mercedes) | |
| 30 | Futsal |  2017 UEFA Futsal Cup Final | Continental | Inter FS | |
| 30–7 May | Amateur boxing |  2017 Asian Amateur Boxing Championships | Continental |