| WTA Tour – Grand Slam – US Open (Final) | 2026 | | 12 September |
| WTA Tour – Grand Slam – US Open | 2026 |  | 30 August–12 September |
| Southern hemisphere – Rugby Greatest Rivalry | 2026 | | 7 August–12 September |
| Southern hemisphere – Rugby Greatest Rivalry (Match 4) | 2026 | | 12 September |
| ATP Tour – Grand Slam – US Open (Semifinal #1) | 2026 | | 11 September |
| ATP Tour – Grand Slam – US Open (Semifinal #2) | 2026 | | 11 September |
| WTA Tour – Grand Slam – US Open (Semifinal #2) | 2026 | | 10 September |
| WTA Tour – Grand Slam – US Open (Semifinal #1) | 2026 | | 10 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #2) | 2026 | | 9 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #3) | 2026 | | 5–7 3–6 7–5 6–3 7–6(10–6) | | |
| 9 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #4) | 2026 | | 7–6(5) 1–6 3–6 6–1 7–6(10–7) | | |
| 9 September |
| ATP Tour – Grand Slam – US Open (Quarterfinal #1) | 2026 | | 9 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #3) | 2026 | | 8 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #2) | 2026 | | 8 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #1) | 2026 | | 8 September |
| WTA Tour – Grand Slam – US Open (Quarterfinal #4) | 2026 | | 8 September |
| Formula 1 – Grand Prix – Italian Grand Prix | 2026 | | 6 September |
| Diamond League – Women – 100 m | 2026 | | 4–5 September |
| Diamond League – Women – 200 m | 2026 | | 4–5 September |
| Diamond League – Women – 400 m | 2026 | | 4–5 September |
| Diamond League – Women – 800 m | 2026 | | 4–5 September |
| Diamond League – Women – 1500 m | 2026 | | 4–5 September |
| Diamond League – Women – 5000 m | 2026 | | 4–5 September |
| Diamond League – Women – 100 m hurdles | 2026 | | 4–5 September |
| Diamond League – Women – 400 m hurdles | 2026 | | 4–5 September |
| Diamond League – Women – 3000 m steeple | 2026 | | 4–5 September |
| Diamond League – Women – Long jump | 2026 | | 4–5 September |
| Diamond League – Women – Pole vault | 2026 | | 4–5 September |
| Diamond League – Women – Triple jump | 2026 | | 4–5 September |
| Diamond League – Women – Shot put | 2026 | | 4–5 September |
| Diamond League – Women – Discus throw | 2026 | | 4–5 September |
| Diamond League – Women – Javelin throw | 2026 | | 4–5 September |
| Diamond League – Women – High jump | 2026 | | 4–5 September |
| Diamond League – Men – 100 m | 2026 | | 4–5 September |
| Diamond League – Men – 200 m | 2026 | | 4–5 September |
| Diamond League – Men – 400 m | 2026 | | 4–5 September |
| Diamond League – Men – 800 m | 2026 | | 4–5 September |
| Diamond League – Men – 1500 m | 2026 | | 4–5 September |
| Diamond League – Men – 5000 m | 2026 | | 4–5 September |
| Diamond League – Men – 110 m hurdles | 2026 | | 4–5 September |
| Diamond League – Men – 400 m hurdles | 2026 | | 4–5 September |
| Diamond League – Men – 3000 m steeple | 2026 | | 4–5 September |
| Diamond League – Men – High jump | 2026 | | 4–5 September |
| Diamond League – Men – Long jump | 2026 | | 4–5 September |
| Diamond League – Men – Pole vault | 2026 | | 4–5 September |
| Diamond League – Men – Triple jump | 2026 | | 4–5 September |
| Diamond League – Men – Shot put | 2026 | | 4–5 September |
| Diamond League – Men – Discus throw | 2026 | | 4–5 September |
| Diamond League – Men – Javelin throw | 2026 | | 4–5 September |
| Southern hemisphere – Rugby Greatest Rivalry (Match 3) | 2026 | | 5 September |
| World Championships – Women – Eights | 2026 | | 30 August |
| World Championships – Women – Single sculls | 2026 | | 30 August |
| World Championships – Men – Eights | 2026 | | 30 August |
| World Championships – Men – Single sculls | 2026 | | 30 August |
| World Rally Championship (WRC) – Rallies – Rally Paraguay | 2026 | | 27–30 August |
Past events
