H2H data updated: 2026-07-19 08:25 UTC
Koji Watanabe vs Peter Ehrlich H2H: 1-0
Koji Watanabe holds a 1–0 lead over Peter Ehrlich in their ATP head-to-head. Across 1 main-draw meeting, Koji Watanabe leads 1–0 on clay. Most recently, Koji Watanabe won the 1968 Hilversum second round 6-1 6-1.
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H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jul 24, 1968* | Hilversum | ATP 250 | R64 | Clay | Koji Watanabe | 6-1 6-1 | Peter Ehrlich | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Koji Watanabe | #1,376 | #1,182 | 3 | 1,542 | 11 | 19 | 36.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| Peter Ehrlich | — | — | — | 1,500 | — | — | — | 0 | 0 | 0 | 0 | 0 | 0 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.