| Olympic Games – Women – Lightweight | 2021 |  | 27 July–8 August |
| Olympic Games – Men – Marathon | 2021 | | 8 August |
| Olympic Games – Women – Middleweight | 2021 | | 28 July–8 August |
| Olympic Games – Women – Omnium | 2021 | | 8 August |
| Olympic Games – Men – Lightweight | 2021 | | 25 July–8 August |
| Olympic Games – Women | 2021 | | 25 July–8 August |
| Olympic Games – Women | 2021 | | 25 July–8 August |
| Olympic Games – Women | 2021 | | 26 July–8 August |
| Olympic Games – Men | 2021 | | 25 July–8 August |
| Olympic Games – Men – Super-heavyweight | 2021 | | 24 July–8 August |
| Olympic Games – Women – Group all-around | 2021 | | 7–8 August |
| Olympic Games – Men – Keirin | 2021 | | 7–8 August |
| Olympic Games – Women – Individual sprint | 2021 | | 6–8 August |
| Olympic Games – Men – Kumite – +75 kg | 2021 | | 7 August |
| Olympic Games – Men | 2021 | | 25 July–7 August |
| Olympic Games – Men – Flyweight | 2021 | | 26 July–7 August |
| Olympic Games – Men – Middleweight | 2021 | | 26 July–7 August |
| Olympic Games – Men | 2021 | | 28 July–7 August |
| Olympic Games – Women – Freestyle – 50 kg | 2021 | | 6–7 August |
| Olympic Games – Men – Freestyle – 97 kg | 2021 | | 6–7 August |
| Olympic Games – Men – Freestyle – 65 kg | 2021 | | 6–7 August |
| Olympic Games – Women | 2021 | | 24 July–7 August |
| Southern hemisphere – Bledisloe Cup (Match 1) | 2021 | | 7 August |
| Olympic Games – Men – 1500 m | 2021 | | 3–7 August |
| Southern hemisphere – Lions Tour | 2021 | | 3 July–7 August |
| Olympic Games – Men – Javelin throw | 2021 | | 4–7 August |
| Olympic Games – Team | 2021 | | 6–7 August |
| Olympic Games – Men | 2021 | | 24 July–7 August |
| Olympic Games – Women – Individual all-around | 2021 | | 6–7 August |
| Modern pentathlon | Olympic Games – Men | 2021 | | 5–7 August |
| Olympic Games – Women – 10000 m | 2021 | | 7 August |
| Olympic Games – Men | 2021 | | 24 July–7 August |
| Olympic Games – Women | 2021 | | 4–7 August |
| Olympic Games – Women – 4x400 m | 2021 | | 5–7 August |
| Olympic Games – Women – Marathon | 2021 | | 7 August |
| Olympic Games – Women – High jump | 2021 | | 5–7 August |
| Ultimate Fighting Championship – Men – Heavyweight | 2021 | | 7 August |
| Olympic Games – Men | 2021 | | 22 July–7 August |
| Olympic Games – Team jumping | 2021 | | 6–7 August |
| Olympic Games – Men – 10 m platform | 2021 | | 6–7 August |
| Olympic Games – Women – Kumite – +61 kg | 2021 | | 7 August |
| Olympic Games – Women – Sprint, K-4 500 m | 2021 | | 6–7 August |
| Olympic Games – Women – Sprint, C-2 500 m | 2021 | | 6–7 August |
| Olympic Games – Men – Sprint, K-4 500 m | 2021 | | 6–7 August |
| Olympic Games – Men – Sprint, C-1 1000 m | 2021 | | 6–7 August |
| Olympic Games – Women – Welterweight | 2021 | | 24 July–7 August |
| Olympic Games – Women – Flyweight | 2021 | | 25 July–7 August |
| Southern hemisphere – Lions Tour (Round 3) | 2021 | | 7 August |
| Olympic Games – Men | 2021 | | 24 July–7 August |
| Olympic Games – Men – 4x400 m | 2021 | | 6–7 August |
| Olympic Games – Men – Madison | 2021 | | 7 August |
| Olympic Games – Men – 5000 m | 2021 | | 3–6 August |
| Olympic Games – Men – Freestyle – 74 kg | 2021 | | 5–6 August |
| Modern pentathlon | Olympic Games – Women | 2021 | | 5–6 August |
| Olympic Games – Women – 20 km walk | 2021 | | 6 August |
| Olympic Games – Women – Madison | 2021 | | 6 August |
| Olympic Games – Men – 4x100 m | 2021 | | 5–6 August |
| Olympic Games – Women – 1500 m | 2021 | | 2–6 August |
| Olympic Games – Men – Freestyle – 125 kg | 2021 | | 5–6 August |
| Olympic Games – Women – Freestyle – 53 kg | 2021 | | 5–6 August |
| Olympic Games – Women | 2021 | | 24 July–6 August |
| Olympic Games – Men – 50 km walk | 2021 | | 6 August |
| Olympic Games – Women – Combined | 2021 | | 4–6 August |
| Olympic Games – Men – Heavyweight | 2021 | | 24 July–6 August |
| Olympic Games – Men – Kata | 2021 | | 6 August |
| Olympic Games – Women | 2021 | | 21 July–6 August |
| Olympic Games – Men – Individual sprint | 2021 | | 4–6 August |
| Olympic Games – Men's teams | 2021 | | 1–6 August |
| Olympic Games – Women – Javelin throw | 2021 | | 3–6 August |
| Olympic Games – Women – 4x100 m | 2021 | | 5–6 August |
| Olympic Games – Women – Kumite – 61 kg | 2021 | | 6 August |
| Olympic Games – Men – Kumite – 75 kg | 2021 | | 6 August |
| Olympic Games – Women | 2021 | | 24 July–6 August |
| Olympic Games – Women – 400 m | 2021 | | 3–6 August |
| Olympic Games – Men – Shot put | 2021 | | 3–5 August |
| Olympic Games – Men – 400 m | 2021 | | 1–5 August |
| Olympic Games – Men – 110 m hurdles | 2021 | | 3–5 August |
| Olympic Games – Men – 20 km walk | 2021 | | 5 August |
| Olympic Games – Men – Triple jump | 2021 | | 3–5 August |
| Olympic Games – Men – Decathlon | 2021 | | 4–5 August |
| Olympic Games – Women – Pole vault | 2021 | | 2–5 August |
| Olympic Games – Women – Heptathlon | 2021 | | 4–5 August |
| Olympic Games – Men – Featherweight | 2021 | | 24 July–5 August |
| Olympic Games – Men – Sprint, K-1 200 m | 2021 | | 4–5 August |
| Olympic Games – Men – Sprint, K-2 1000 m | 2021 | | 4–5 August |
| Olympic Games – Women – Sprint, C-1 200 m | 2021 | | 4–5 August |
| Olympic Games – Women – Sprint, K-1 500 m | 2021 | | 4–5 August |
| Olympic Games – Women – 10 m platform | 2021 | | 4–5 August |
| Olympic Games – Men | 2021 | | 24 July–5 August |
| Olympic Games – Men – 10 km marathon | 2021 | | 5 August |
| Olympic Games – Women's teams | 2021 | | 1–5 August |
| Olympic Games – Men – Omnium | 2021 | | 5 August |
| Olympic Games – Women – Keirin | 2021 | | 4–5 August |
| Olympic Games – Men – Freestyle – 57 kg | 2021 | | 4–5 August |
| Olympic Games – Men – Freestyle – 86 kg | 2021 | | 4–5 August |
| Olympic Games – Women – Freestyle – 57 kg | 2021 | | 4–5 August |
| Olympic Games – Men – Park | 2021 | | 5 August |
| Olympic Games – Men – Combined | 2021 | | 3–5 August |
| Olympic Games – Men – Kumite – 67 kg | 2021 | | 5 August |
| Olympic Games – Women – Kata | 2021 | | 5 August |
| Olympic Games – Women – Kumite – 55 kg | 2021 | | 5 August |
| Olympic Games – Women – 3000 m steeple | 2021 | | 1–4 August |
| Olympic Games – Men – Hammer throw | 2021 | | 2–4 August |
| Olympic Games – Duet | 2021 | | 2–4 August |
| Olympic Games – Men – Light-heavyweight | 2021 | | 25 July–4 August |
| Olympic Games – Men – Greco-roman – 67 kg | 2021 | | 3–4 August |
| Olympic Games – Women – 10 km marathon | 2021 | | 4 August |
| Olympic Games – Men – 800 m | 2021 | | 31 July–4 August |
| Olympic Games – Individual jumping | 2021 | | 3–4 August |
| Olympic Games – Men – +109 kg | 2021 | | 4 August |
| Olympic Games – Women – Freestyle – 62 kg | 2021 | | 3–4 August |
| Olympic Games – Men – Greco-roman – 87 kg | 2021 | | 3–4 August |
| Olympic Games – Men – 200 m | 2021 | | 3–4 August |
| Olympic Games – Men – Team pursuit | 2021 | | 2–4 August |
| Olympic Games – Women – Park | 2021 | | 4 August |
| Olympic Games – Women – 400 m hurdles | 2021 | | 31 July–4 August |
| Olympic Games – Men – Parallel bars | 2021 | | 24 July–3 August |
| Olympic Games – Men – Greco-roman – 97 kg | 2021 | | 2–3 August |
| Olympic Games – Men – Greco-roman – 77 kg | 2021 | | 2–3 August |
| Olympic Games – Men – 3 m springboard | 2021 | | 2–3 August |
| Olympic Games – Men – Finn | 2021 | | 27 July–3 August |
| Olympic Games – Women – Hammer throw | 2021 | | 1–3 August |
| Olympic Games – Men – Sprint, K-1 1000 m | 2021 | | 2–3 August |
| Olympic Games – Women – Featherweight | 2021 | | 24 July–3 August |
| Olympic Games – Men – Welterweight | 2021 | | 24 July–3 August |
| Olympic Games – Men – 400 m hurdles | 2021 | | 30 July–3 August |
| Olympic Games – Men – Sprint, C-2 1000 m | 2021 | | 2–3 August |
| Olympic Games – Women – Long jump | 2021 | | 1–3 August |
| Olympic Games – Men – Team sprint | 2021 | | 3 August |
| Olympic Games – Women – Team pursuit | 2021 | | 2–3 August |
| Olympic Games – Women – Sprint, K-2 500 m | 2021 | | 2–3 August |
| Olympic Games – Women – Freestyle – 68 kg | 2021 | | 2–3 August |
| Olympic Games – Women – Sprint, K-1 200 m | 2021 | | 2–3 August |
| Olympic Games – Women – 800 m | 2021 | | 30 July–3 August |
| Olympic Games – Women – Balance beam | 2021 | | 25 July–3 August |
| Olympic Games – Women – 200 m | 2021 | | 2–3 August |
| Olympic Games – Men – 109 kg | 2021 | | 3 August |
| Olympic Games – Men – Horizontal bar | 2021 | | 24 July–3 August |
| Olympic Games – Men – Pole vault | 2021 | | 31 July–3 August |
| Olympic Games – Men – Rings | 2021 | | 24 July–2 August |
| Olympic Games – Individual eventing | 2021 | | 30 July–2 August |
| Olympic Games – Men – Vault | 2021 | | 24 July–2 August |
| Olympic Games – Women – 87 kg | 2021 | | 2 August |
| Olympic Games – Women – 49er FX | 2021 | | 27 July–2 August |
| Olympic Games – Women – 470 | 2021 | | 28 July–2 August |
| Olympic Games – Women – Freestyle – 76 kg | 2021 | | 1–2 August |
| Olympic Games – Men – 3000 m steeple | 2021 | | 30 July–2 August |
| Olympic Games – Men – Long jump | 2021 | | 31 July–2 August |
| Olympic Games – Men – Greco-roman – 60 kg | 2021 | | 1–2 August |
| Olympic Games – Women – Floor | 2021 | | 25 July–2 August |
| Olympic Games – Women's doubles | 2021 | | 24 July–2 August |
| Olympic Games – Men's singles | 2021 | | 24 July–2 August |
| Olympic Games – Women – +87 kg | 2021 | | 2 August |
| Olympic Games – Women – 5000 m | 2021 | | 30 July–2 August |
| Olympic Games – Men – Rifle – 50 m rifle, 3 positions | 2021 | | 2 August |
| Olympic Games – Men – Pistol – 25 m rapid fire pistol | 2021 | | 1–2 August |
| Olympic Games – Men – 49er | 2021 | | 27 July–2 August |
| Olympic Games – Men – 470 | 2021 | | 28 July–2 August |
| Olympic Games – Men – Greco-roman – 130 kg | 2021 | | 1–2 August |
| Olympic Games – Women – Discus throw | 2021 | | 31 July–2 August |
| Olympic Games – Team eventing | 2021 | | 30 July–2 August |
| Olympic Games – Women – 100 m hurdles | 2021 | | 31 July–2 August |
| Olympic Games – Women – Team sprint | 2021 | | 2 August |
| Olympic Games – Women – Uneven bars | 2021 | | 25 July–1 August |
| Olympic Games – Mixed doubles | 2021 | | 28 July–1 August |
| Olympic Games – Women – 4x100 m medley | 2021 | | 30 July–1 August |
| Olympic Games – Women – Freestyle | 2021 | | 31 July–1 August |
| Olympic Games – Women's doubles | 2021 | | 24 July–1 August |
| Olympic Games – Men's singles | 2021 | | 24 July–1 August |
| Olympic Games – Women's singles | 2021 | | 24 July–1 August |
| Olympic Games – Men – Team foil | 2021 | | 1 August |
| Olympic Games – Men – Floor | 2021 | | 24 July–1 August |
| Olympic Games – Women – Shot put | 2021 | | 30 July–1 August |
| Olympic Games – Women – Triple jump | 2021 | | 30 July–1 August |
| Olympic Games – Men | 2021 | | 29 July–1 August |
| Olympic Games – Men – Pommel horse | 2021 | | 24 July–1 August |
| Formula 1 – Grand Prix – Hungarian Grand Prix | 2021 | | 1 August |
| Continental cups (nations) – Gold Cup | 2021 | | 10 July–1 August |
| Olympic Games – Women – Vault | 2021 | | 25 July–1 August |
| Olympic Games – Men – Freestyle | 2021 | | 31 July–1 August |
| Olympic Games – Men – Laser | 2021 | | 25 July–1 August |
| Olympic Games – Mixed – Nacra 17 | 2021 | | 25 July–1 August |
| Olympic Games – Women – Laser radial | 2021 | | 25 July–1 August |
| Olympic Games – Women – 76 kg | 2021 | | 1 August |
| Olympic Games – Men – 50 m freestyle | 2021 | | 30 July–1 August |
| Olympic Games – Men – 1500 m freestyle | 2021 | | 30 July–1 August |
| Olympic Games – Men – 100 m | 2021 | | 31 July–1 August |
| Olympic Games – Men – 4x100 m medley | 2021 | | 30 July–1 August |
| Olympic Games – Women – 50 m freestyle | 2021 | | 30 July–1 August |
| Olympic Games – Men – High jump | 2021 | | 30 July–1 August |
| Olympic Games – Men – Discus throw | 2021 | | 30–31 July |
| Olympic Games – Women – 100 m | 2021 | | 30–31 July |
| Olympic Games – Men – 96 kg | 2021 | | 31 July |
| Olympic Games – Men – 81 kg | 2021 | | 31 July |
| Olympic Games – Women – 800 m freestyle | 2021 | | 29–31 July |
| Olympic Games – Women – 200 m backstroke | 2021 | | 29–31 July |
| Olympic Games – Mixed – Team | 2021 | | 31 July |
| Olympic Games – Men – 100 m butterfly | 2021 | | 29–31 July |
| Olympic Games – Women – Team sabre | 2021 | | 31 July |
| Olympic Games – Mixed relay | 2021 | | 31 July |
| Olympic Games – Women – Individual | 2021 | | 23–31 July |
| Southern hemisphere – Lions Tour (Round 2) | 2021 | | 31 July |
| Olympic Games – Men | 2021 | | 31 July |
| Olympic Games – Men's doubles | 2021 | | 24–31 July |
| Olympic Games – Mixed – 4x100 m medley | 2021 | | 29–31 July |
| Olympic Games – Women's singles | 2021 | | 24–31 July |
| Olympic Games – Men – Individual | 2021 | | 23–31 July |
| Olympic Games – Women – 3 m springboard | 2021 | | 30–31 July |
| Olympic Games – Men – RS:X | 2021 | | 25–31 July |
| Olympic Games – Women – Rifle – 50 m rifle, 3 positions | 2021 | | 31 July |
| Olympic Games – Women – RS:X | 2021 | | 25–31 July |
| Olympic Games – Women | 2021 | | 29–31 July |
| Olympic Games – Mixed – 4x400 m | 2021 | | 30–31 July |
| UCI World Tour – Clásica San Sebastián | 2021 | | 31 July |
| Olympic Games – Mixed – Shotgun – Trap | 2021 | | 31 July |
| Olympic Games – Men – Single sculls | 2021 | | 23–30 July |
| Olympic Games – Women – Racing | 2021 | | 29–30 July |
| Olympic Games – Men – Racing | 2021 | | 29–30 July |
| Olympic Games – Men – Team epée | 2021 | | 30 July |
| Olympic Games – Men – +100 kg | 2021 | | 30 July |
| Olympic Games – Women – +78 kg | 2021 | | 30 July |
| Olympic Games – Men – Eights | 2021 | | 24–30 July |
| Olympic Games – Women – Single sculls | 2021 | | 23–30 July |
| Olympic Games – Women – Eights | 2021 | | 24–30 July |
| Olympic Games – Women – Pistol – 25 m pistol | 2021 | | 29–30 July |
| Olympic Games – Men – 200 m backstroke | 2021 | | 28–30 July |
| Olympic Games – Men – 200 m medley | 2021 | | 28–30 July |
| Olympic Games – Women – 100 m freestyle | 2021 | | 28–30 July |
| Olympic Games – Women – 200 m breaststroke | 2021 | | 28–30 July |
| Olympic Games – Men's singles | 2021 | | 24–30 July |
| Olympic Games – Men's doubles | 2021 | | 24–30 July |
| Olympic Games – Women | 2021 | | 30 July |
| Olympic Games – Men – 10000 m | 2021 | | 30 July |
| Olympic Games – Mixed doubles | 2021 | | 24–30 July |
| Olympic Games – Men – Slalom, K-1 | 2021 | | 28–30 July |
| Olympic Games – Men – Lightweight double sculls | 2021 | | 24–29 July |
| Olympic Games – Women – Coxless pairs | 2021 | | 24–29 July |
| Olympic Games – Women – Lightweight double sculls | 2021 | | 24–29 July |
| Olympic Games – Women – Team foil | 2021 | | 29 July |
| Olympic Games – Men – 100 kg | 2021 | | 29 July |
| Olympic Games – Men – 200 m breaststroke | 2021 | | 27–29 July |
| Olympic Games – Men – Shotgun – Trap | 2021 | | 28–29 July |
| Olympic Games – Women's singles | 2021 | | 24–29 July |
| Olympic Games – Men – 800 m freestyle | 2021 | | 27–29 July |
| Olympic Games – Women – Shotgun – Trap | 2021 | | 28–29 July |
| Olympic Games – Men – 100 m freestyle | 2021 | | 27–29 July |
| Olympic Games – Women – 78 kg | 2021 | | 29 July |
| NBA – Draft | 2021 | | 29 July |
| Olympic Games – Women – Slalom, C-1 | 2021 | | 28–29 July |
| Olympic Games – Women – Individual all-around | 2021 | | 29 July |
| Olympic Games – Women – 200 m butterfly | 2021 | | 27–29 July |
| Olympic Games – Men – Coxless pairs | 2021 | | 24–29 July |
| Olympic Games – Women – 4x200 m freestyle | 2021 | | 28–29 July |
| Olympic Games – Men | 2021 | | 24–28 July |
| Olympic Games – Men – Synchronized 3 m springboard | 2021 | | 28 July |
| Olympic Games – Women – 200 m medley | 2021 | | 26–28 July |
| Olympic Games – Women | 2021 | | 24–28 July |
| Olympic Games – Women – 1500 m freestyle | 2021 | | 26–28 July |
| Olympic Games – Women – 200 m freestyle | 2021 | | 26–28 July |
| Olympic Games – Men – 4x200 m freestyle | 2021 | | 27–28 July |
| Olympic Games – Women – Time trial | 2021 | | 28 July |
| Olympic Games – Men – 200 m butterfly | 2021 | | 26–28 July |
| Olympic Games – Men – Time trial | 2021 | | 28 July |
| Olympic Games – Men – 73 kg | 2021 | | 28 July |
| Olympic Games – Men | 2021 | | 26–28 July |
| Olympic Games – Women – Coxless fours | 2021 | | 24–28 July |
| Olympic Games – Women – Double sculls | 2021 | | 23–28 July |
| Olympic Games – Men – Coxless fours | 2021 | | 24–28 July |
| Olympic Games – Men – Double sculls | 2021 | | 23–28 July |
| Olympic Games – Men – Individual all-around | 2021 | | 24–28 July |
| Olympic Games – Women – 70 kg | 2021 | | 28 July |
| Olympic Games – Men – 90 kg | 2021 | | 28 July |
| Olympic Games – Men – Team sabre | 2021 | | 28 July |
| Olympic Games – Individual dressage | 2021 | | 24–28 July |
| Olympic Games – Men – 100 m backstroke | 2021 | | 25–27 July |
| Olympic Games – Women – Slalom, K-1 | 2021 | | 25–27 July |
| Olympic Games – Women | 2021 | | 27 July |
| Olympic Games – Women – Quadruple sculls | 2021 | | 23–27 July |
| Olympic Games – Women – Synchronized 10 m platform | 2021 | | 27 July |
| Olympic Games – Men – Quadruple sculls | 2021 | | 23–27 July |
| Olympic Games – Women – Cross-country | 2021 | | 27 July |
| Olympic Games – Women – Team all-around | 2021 | | 25–27 July |
| Olympic Games – Men – +80 kg | 2021 | | 27 July |
| Olympic Games – Men – Shortboard | 2021 | | 25–27 July |
| Olympic Games – Women – Shortboard | 2021 | | 25–27 July |
| Olympic Games – Women – 63 kg | 2021 | | 27 July |
| Olympic Games – Women – 100 m breaststroke | 2021 | | 25–27 July |
| Olympic Games – Men | 2021 | | 21–27 July |
| Olympic Games – Men – 81 kg | 2021 | | 27 July |
| Olympic Games – Women – Team epée | 2021 | | 27 July |
| Olympic Games – Women – 100 m backstroke | 2021 | | 25–27 July |
| Olympic Games – Women – +67 kg | 2021 | | 27 July |
| Olympic Games – Team dressage | 2021 | | 24–27 July |
| Olympic Games – Mixed – Pistol – 10 m air pistol | 2021 | | 27 July |
| Olympic Games – Women – 59 kg | 2021 | | 27 July |
| Olympic Games – Women – 64 kg | 2021 | | 27 July |
| Olympic Games – Mixed – Rifle – 10 m air rifle | 2021 | | 27 July |
| Olympic Games – Men – 200 m freestyle | 2021 | | 25–27 July |
| Olympic Games – Women – 67 kg | 2021 | | 26 July |
| Olympic Games – Women – Shotgun – Skeet | 2021 | | 25–26 July |
| Olympic Games – Men | 2021 | | 26 July |
| Olympic Games – Men – Team | 2021 | | 23–26 July |
| Olympic Games – Men – 4x100 m freestyle | 2021 | | 25–26 July |
| Olympic Games – Men – 73 kg | 2021 | | 26 July |
| Olympic Games – Men – Synchronized 10 m platform | 2021 | | 26 July |
| Olympic Games – Women – 55 kg | 2021 | | 26 July |
| Olympic Games – Women – 100 m butterfly | 2021 | | 24–26 July |
| Olympic Games – Men – Team all-around | 2021 | | 26 July |
| Olympic Games – Men – 80 kg | 2021 | | 26 July |
| Olympic Games – Men – Cross-country | 2021 | | 26 July |
| Olympic Games – Women – 400 m freestyle | 2021 | | 25–26 July |
| Olympic Games – Men – Slalom, C-1 | 2021 | | 25–26 July |
| Olympic Games – Women – Individual sabre | 2021 | | 26 July |
| Olympic Games – Men – Shotgun – Skeet | 2021 | | 25–26 July |
| Olympic Games – Men – Individual foil | 2021 | | 26 July |
| Olympic Games – Women – 57 kg | 2021 | | 26 July |
| Olympic Games – Women – Street | 2021 | | 26 July |
| Olympic Games – Men – 100 m breaststroke | 2021 | | 24–26 July |
| Olympic Games – Mixed doubles | 2021 | | 24–26 July |
Past events
