Onno Koelman
Level
Desk level 4.24
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. The small chart beside the level is the rated lines in 2026.
Record
| Year | Lines | Won-lost | Singles | Doubles |
|---|---|---|---|---|
| 2026 | 1 | 0-1 | 0-1 | — |
| 2025 | 2 | 0-2 | 0-1 | 0-1 |
| 2024 | 10 | 6-4 | 5-4 | 1-0 |
| 2023 | 5 | 2-3 | 1-2 | 1-1 |
| League | Year | Won-lost |
|---|---|---|
| Adult 18 & Over Mens 4.5 | 2026 | 0-1 |
| Adult 40 & Over Mens 4.5 | 2025 | 0-2 |
| Adult 18 & Over Mens 4.5 | 2024 | 3-3 |
| Adult 40 & Over Mens 4.5 | 2024 | 2-1 |
| Mixed 18 & Over 9.0 | 2024 | 1-0 |
| Adult 40 & Over Mens 4.5 | 2023 | 2-3 |
Teams
2026
- MILL VALLEY · Adult 18 & Over Mens 4.5 · NTRP rating 4.5C · roster record 0-1 in 2 lines
2025
- MILL VALLEY · Adult 40 & Over Mens 4.5 · NTRP rating 4.5C · roster record 0-2 in 2 lines
2024
- HARBOR PT · Mixed 18 & Over 9.0 · NTRP rating 4.5C · roster record 1-0 in 1 line
- MILL VALLEY · Adult 18 & Over Mens 4.5 · NTRP rating 4.5C · roster record 3-3 in 6 lines
- MILL VALLEY · Adult 40 & Over Mens 4.5 · NTRP rating 4.5C · roster record 2-1 in 3 lines
2023
- HARBOR PT · Adult 40 & Over Mens 4.5 · NTRP rating 4.5C · roster record 2-3 in 5 lines
Match log
Partners
No partner at 3 or more doubles lines together.
Your season, written
Your teams, in order: