| Player Profile | View Advanced Player Stats |
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John D Zwerlein (WALNUT CREEK, CA)
Male |
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| Matches: | Overall | Adult | Mixed | Adult 18+ | Adult 40+ | Combo | Mixed 18+ | Mixed 40+ | Tournaments |
| Match Type: | All | Singles | Doubles |
| Doubles | Total Matches |
Win | Loss | WPct | Total Sets |
Win | Loss | WPct | Total Games |
Win | Loss | WPct | Defaults |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 9 | 1 | 8 | 11.1 | 19 | 2 | 17 | 10.5 | 145 | 41 | 104 | 28.3 | 0 |
| 2024 | 8 | 1 | 7 | 12.5 | 17 | 3 | 14 | 17.6 | 129 | 42 | 87 | 32.6 | 0 |
| 2023 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0.0 | 0 |
| 2022 | 12 | 2 | 10 | 16.7 | 26 | 4 | 22 | 15.4 | 199 | 59 | 140 | 29.6 | 0 |
| 2021 | 7 | 2 | 5 | 28.6 | 16 | 5 | 11 | 31.3 | 120 | 44 | 76 | 36.7 | 0 |
| 2020 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0.0 | 0 |
| 2019 | 4 | 1 | 3 | 25.0 | 9 | 2 | 7 | 22.2 | 69 | 24 | 45 | 34.8 | 1 |
| 2018 | 24 | 6 | 18 | 25.0 | 53 | 15 | 38 | 28.3 | 439 | 173 | 266 | 39.4 | 0 |
| 2017 | 30 | 9 | 21 | 30.0 | 66 | 23 | 43 | 34.8 | 544 | 232 | 312 | 42.6 | 0 |
| 2016 | 10 | 2 | 8 | 20.0 | 24 | 6 | 18 | 25.0 | 177 | 64 | 113 | 36.2 | 0 |
| 2015 | 7 | 2 | 5 | 28.6 | 14 | 3 | 11 | 21.4 | 127 | 50 | 77 | 39.4 | 0 |
| 2014 | 6 | 1 | 5 | 16.7 | 12 | 2 | 10 | 16.7 | 98 | 37 | 61 | 37.8 | 1 |
| Total | 117 | 27 | 90 | 23.1 | 256 | 65 | 191 | 25.4 | 2047 | 766 | 1281 | 37.4 | 2 |
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