| US Open Mens Doubles Sep 04 - Sep 12, 2026 | Grand Slam | | New York, USA | |
| US Open Mens Singles Aug 24 - Sep 13, 2026 | Grand Slam | | New York, USA | |
| US Open Womens Doubles Sep 03 - Sep 11, 2026 | Grand Slam | | New York, USA | |
| US Open Womens Singles Aug 24 - Sep 12, 2026 | Grand Slam | | New York, USA | |
| AON Open Challenger Memorial Giorgio Messina Mens Doubles Sep 07 - Sep 13, 2026 | ATP | | Genoa, Italy | |
| Road to the Rolex Shanghai Masters Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Shanghai, China PR | |
| Cassis Open Provence by Cabesto Mens Doubles Sep 08 - Sep 13, 2026 | ATP | | Cassis, France | |
| Istanbul Challenger TED Open Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Istanbul, Türkiye | |
| Sport Festival Challenger Mens Doubles Sep 07 - Sep 13, 2026 | ATP | | Phan Thiet, Vietnam | |
| Copa Sevilla Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Seville, Spain | |
| Road to the Rolex Shanghai Masters Mens Doubles Sep 08 - Sep 13, 2026 | ATP | | Shanghai, China PR | |
| NÖ Open Powered by EVN Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Tulln, Austria | |
| Istanbul Challenger TED Open Mens Doubles Sep 07 - Sep 13, 2026 | ATP | | Istanbul, Türkiye | |
| AON Open Challenger Memorial Giorgio Messina Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Genoa, Italy | |
| Copa Sevilla Mens Doubles Sep 08 - Sep 13, 2026 | ATP | | Seville, Spain | |
| Cassis Open Provence by Cabesto Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Cassis, France | |
| NÖ Open Powered by EVN Mens Doubles Sep 07 - Sep 13, 2026 | ATP | | Tulln, Austria | |
| Sport Festival Challenger Mens Singles Sep 06 - Sep 13, 2026 | ATP | | Phan Thiet, Vietnam | |
| Davis Cup Qualifying Mens National_teams Feb 05 - Sep 20, 2026 | Davis Cup | | Various, World | |
| Davis Cup World Group I Mens National_teams Feb 06 - Sep 20, 2026 | Davis Cup | | Various, World | |