William Haberkorn
Level
Desk level 3.32
The level is a Desk level as of the data run. It is The Tennis Desk's estimate of how the player is playing now, on the NTRP scale to two decimals. It is not an NTRP rating. No rated line in 2026 yet, so there is no chart to draw.
Record
| Year | Lines | Won-lost | Singles | Doubles |
|---|---|---|---|---|
| 2025 | 7 | 3-4 | — | 3-4 |
| 2024 | 5 | 5-0 | — | 5-0 |
| League | Year | Won-lost |
|---|---|---|
| Adult 18 & Over Mens 3.5 | 2025 | 2-2 |
| Mixed 18 & Over 7.0 | 2025 | 1-2 |
| Adult 18 & Over Mens 3.0 | 2024 | 5-0 |
Teams
2025
- GLTF/SAN FRAN ST U · Adult 18 & Over Mens 3.5 · NTRP rating 3.5C · roster record 2-2 in 4 lines
- GLTF/SAN FRAN ST U · Mixed 18 & Over 7.0 · NTRP rating 3.5C · roster record 1-2 in 3 lines
- MOUNTAIN VIEW TC/RENGSTORFF PK · Adult 18 & Over Mens 3.5 · NTRP rating 3.5C · roster record 1-1 in 2 lines
2024
- GLTF/GOLDMAN TC · Adult 18 & Over Mens 3.0 · NTRP rating 3.0s · roster record 4-0 in 4 lines
- SUNNYVALE MTC · Adult 18 & Over Mens 3.0 · NTRP rating 3.0s · roster record 10-1 in 11 lines
- SUNNYVALE MTC · Combo Mens League 6.5 1 · NTRP rating 3.0s · roster record 3-0 in 3 lines
Match log
Partners
- Nhan Nguyen · 4 doubles lines together, 4-0
Your season, written
Your teams, in order: