Stefan Cooper
Updated
- Rating6111.02
- ATP rank#2129
- Last 101-9
- Last 300-1
- Current streak2 Losses
Match effects, last 365 days
| Date | Opponent | Opp Rank | Opp Rating | Score | Result | Effect | % of Ranking | Tour | Tournament | Note |
|---|---|---|---|---|---|---|---|---|---|---|
| 27.10.2026 | Lucca Liu | 1210 | 6285.70 | 6-0, 6-4 | Loss | 24.67 | 63.66% | ATP SINGLES / 27.10.2026 | Mexico Mazatlan | |
| 23.07.2026 | Emiliano Aguilera Guerrero | 2761 | 6023.20 | 3-6, 6-3, 6-0 | Loss | -27.83 | 68.38% | ATP SINGLES / 23.07.2026 | Mexico Huamantla II | |
| 22.07.2026 | Wilhelm Saiga | 3425 | 5922.44 | 7-6, 6-3 | Win | -73.58 | 90.47% | ATP SINGLES / 22.07.2026 | Mexico Huamantla II | |
| 08.07.2026 | Karl Kazuma Lee | 1463 | 6227.78 | 6-4, 6-4 | Loss | -33.25 | 54.15% | ATP SINGLES / 08.07.2026 | USA Rancho Santa Fe | |
| 01.07.2026 | Vit Kalina | 1294 | 6266.49 | 6-2, 6-1 | Loss | -74.53 | 19.24% | ATP SINGLES / 01.07.2026 | USA San Diego | |
| 26.06.2026 | Chace Underwood | 1605 | 6198.25 | 6-2, 6-1 | Loss | -142.77 | 18.51% | ATP SINGLES / 26.06.2026 | USA USA UTR Pro Tennis Series | |
| 25.06.2026 | Andy Nguyen | 1469 | 6226.16 | 3-6, 6-4, 6-1 | Loss | 136.95 | 67.36% | ATP SINGLES / 25.06.2026 | USA USA UTR Pro Tennis Series | |
| 24.06.2026 | Brock Anderson | 3375 | 5930.97 | 7-6, 2-6, 6-3 | Loss | -146.05 | 91.15% | ATP SINGLES / 24.06.2026 | USA USA UTR Pro Tennis Series | |
| 10.06.2026 | Rethin Pranav Senthil Kumar | 1787 | 6165.19 | 3-6, 6-3, 6-1 | Loss | 84.16 | 54.56% | ATP SINGLES / 10.06.2026 | Turkey Kayseri III | |
| 04.06.2026 | Ivan Marrero Curbelo | 583 | 6472.29 | 6-4, 6-1 | Loss | 169.01 | 26.05% | ATP SINGLES / 04.06.2026 | Turkey Kayseri II | |
| 02.06.2026 | Cagan Efe Tufecki | 3551 | 5901.03 | 6-1, 5-1 | Win | 23.19 | 56.43% | ATP SINGLES / 02.06.2026 | Turkey Kayseri II | |
| 29.05.2026 | Pablo Perez Ramos | 992 | 6342.37 | 6-4, 6-3 | Loss | 68.49 | 34.82% | ATP SINGLES / 29.05.2026 | Turkey Kayseri I | |
| 28.05.2026 | Rafael Alfonso De Alba Valdes | 1903 | 6147.64 | 6-1, 6-2 | Win | 269.12 | 59.23% | ATP SINGLES / 28.05.2026 | Turkey Kayseri I | |
| 27.05.2026 | Thomas Nicholas Gadecki | 2339 | 6079.46 | 6-0, 7-6 | Win | 118.44 | 58.78% | ATP SINGLES / 27.05.2026 | Turkey Kayseri I | |
| 22.05.2026 | Jacob Bradshaw | 952 | 6350.74 | 6-2, 7-5 | Loss | 64.09 | 32.99% | ATP SINGLES / 22.05.2026 | Turkey Kayseri | |
| 19.05.2026 | Matas Vasiliauskas | 3426 | 5922.35 | 7-5, 6-4 | Win | -38.67 | 55.27% | ATP SINGLES / 19.05.2026 | Turkey Kayseri | |
| 05.05.2026 | Tom Zeuch | 1012 | 6337.07 | 6-4, 6-3 | Loss | 63.19 | 28.94% | ATP SINGLES / 05.05.2026 | JAR Nelspruit I | |
| 02.05.2026 | Giulio Perego | 884 | 6372.34 | 7-6, 6-3 | Loss | 167.99 | 36.36% | ATP SINGLES / 02.05.2026 | JAR Nelspruit | |
| 01.05.2026 | Giovanni Ciocca | 2084 | 6117.38 | 4-6, 6-3, 10-6 | Win | 55.11 | 64.15% | ATP SINGLES / 01.05.2026 | JAR Nelspruit | |
| 29.04.2026 | Marc Majdandzic | 903 | 6364.46 | 7-6, 2-0 | Win | 328.44 | 31.58% | ATP SINGLES / 29.04.2026 | JAR Nelspruit | |
| 27.04.2026 | Patrick Jozwicki | 1857 | 6154.54 | 6-3, 6-4 | Win | 208.51 | 46.65% | ATP SINGLES / 27.04.2026 | JAR Mbombela | |
| 26.04.2026 | Thomas Linley | 3853 | 5850.66 | 6-0, 6-4 | Win | -55.18 | 46.29% | ATP SINGLES / 26.04.2026 | JAR Mbombela | |
| 18.04.2026 | Giovanni Ciocca | 2084 | 6117.38 | 6-4, 7-6 | Loss | -83.64 | 36.27% | ATP SINGLES / 18.04.2026 | JAR Pretoria | |
| 13.04.2026 | Kerem Yilmaz | 1065 | 6323.33 | 6-2, 6-3 | Loss | 14.30 | 17.45% | ATP SINGLES / 13.04.2026 | JAR Pretoria | |
| 12.04.2026 | Daniel Krige | 11828 | 993.50 | 6-1, 6-0 | Win | 0.00 | 41.56% | ATP SINGLES / 12.04.2026 | JAR Pretoria | |
| 11.04.2026 | Usman Kushimo | 7385 | 4101.20 | 6-1, 6-3 | Win | -914.91 | 41.24% | ATP SINGLES / 11.04.2026 | JAR Pretoria | |
| 12.03.2026 | Niels Lootsma | 1506 | 6217.45 | 7-5, 6-4 | Loss | -43.57 | 24.55% | ATP SINGLES / 12.03.2026 | EUR UTR Pro Tennis Series | |
| 11.03.2026 | Aleksandr Braynin | 939 | 6353.96 | 7-5, 7-6 | Loss | 147.49 | 29.78% | ATP SINGLES / 11.03.2026 | EUR UTR Pro Tennis Series | |
| 10.03.2026 | Botond Nagy | 1749 | 6171.02 | 6-4, 7-6 | Loss | -30.00 | 26.86% | ATP SINGLES / 10.03.2026 | EUR UTR Pro Tennis Series | |
| 06.03.2026 | James McGloughlin | 2208 | 6098.41 | 6-3, 6-2 | Loss | -210.62 | 13.02% | ATP SINGLES / 06.03.2026 | EUR UTR Pro Tennis Series | |
| 04.03.2026 | Otso Martikainen | 2538 | 6051.74 | 6-7, 6-1, 6-4 | Loss | -108.37 | 28.21% | ATP SINGLES / 04.03.2026 | EUR UTR Pro Tennis Series | |
| 03.03.2026 | Vardan Manukyan | 1767 | 6167.66 | 6-4, 2-6, 6-1 | Loss | 103.00 | 28.00% | ATP SINGLES / 03.03.2026 | EUR UTR Pro Tennis Series | |
| 02.03.2026 | Elgin Khoeblal | 1123 | 6308.87 | 6-4, 6-4 | Loss | 47.85 | 20.21% | ATP SINGLES / 02.03.2026 | EUR UTR Pro Tennis Series | |
| 22.02.2026 | Juliusz Bienkiewicz | 2048 | 6124.72 | 6-7, 6-1, 1-0 | Loss | 22.27 | 16.62% | ATP SINGLES / 22.02.2026 | Poland Pszczyna | |
| 07.02.2026 | Alafia Ayeni | 814 | 6391.01 | 6-4, 6-4 | Loss | 129.98 | 16.93% | ATP SINGLES / 07.02.2026 | Mexico Huamantla I | |
| 06.02.2026 | Nicolas Hollender | 2678 | 6033.57 | 6-3, 7-5 | Win | 87.55 | 25.19% | ATP SINGLES / 06.02.2026 | Mexico Huamantla I | |
| 05.02.2026 | Joshua Peck | 1629 | 6195.07 | 6-3, 7-5 | Win | 249.05 | 25.00% | ATP SINGLES / 05.02.2026 | Mexico Huamantla I | |
| 03.02.2026 | Benjamin Thomas George | 1058 | 6324.70 | 6-4, 6-1 | Win | 408.68 | 24.62% | ATP SINGLES / 03.02.2026 | Mexico Huamantla I | |
| 02.02.2026 | Erick Manzano Navarro | 6245 | 5087.62 | 6-1, 2-0 | Win | -218.35 | 16.29% | ATP SINGLES / 02.02.2026 | Mexico Huamantla I | |
| 01.02.2026 | Ricardo Reyna | 7331 | 4178.36 | 6-1, 6-2 | Win | 0.00 | 24.24% | ATP SINGLES / 01.02.2026 | Mexico Huamantla I | |
| 27.01.2026 | Joshua Peck | 1629 | 6195.07 | 6-2, 6-4 | Loss | -90.95 | 11.66% | ATP SINGLES / 27.01.2026 | Mexico Huamantla | |
| 26.01.2026 | Thomas Edwards | 2821 | 6014.62 | 6-4, 7-5 | Win | 53.60 | 23.15% | ATP SINGLES / 26.01.2026 | Mexico Huamantla | |
| 25.01.2026 | Diego Bustamante | 11746 | 995.88 | 6-1, 6-2 | Win | 0.00 | 22.97% | ATP SINGLES / 25.01.2026 | Mexico Huamantla | |
| 11.11.2025 | Edoardo Cherie Ligniere | 1107 | 6313.22 | 7-6, 6-1 | Loss | 125.05 | 7.52% | ATP SINGLES / 11.11.2025 | Mexico Manzanillo |