H2H data updated: 2026-07-18 02:15 UTC
Roy Barth vs Stepan Koudelka H2H: 1-0
Roy Barth holds a 1–0 lead over Stepan Koudelka in their ATP head-to-head. Across 1 main-draw meeting, Roy Barth leads 1–0 on clay. Most recently, Roy Barth won the 1970 Cincinnati second round 8-6 6-2.
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USA
Age 79
Right-Handed
175 cm / 5'9"
H2H
1
–
0
1 main draw meetings
TCH
Age 81
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jul 22, 1970* | Cincinnati | Masters 1000 | R64 | Clay | Roy Barth | 8-6 6-2 | Stepan Koudelka | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Roy Barth | #373 | #107 | 0 | 1,736 | 64 | 138 | 31.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| Stepan Koudelka | — | — | — | 1,526 | — | — | — | 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.
| Age | Roy Barth | Stepan Koudelka | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 21 | 1968 | 20–13 | 60.6% | — | 1,618 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 1969 | 16–11 | 59.3% | — | 1,691 | 0 | 0 | — | — | — | — | — | — | — |
| 23 | 1970 | 13–24 | 35.1% | — | 1,579 | 0 | 0 | — | — | — | — | — | — | — |
| 24 | 1971 | 6–29 | 17.1% | — | 1,463 | 0 | 0 | — | — | — | — | — | — | — |
| 25 | 1972 | 1–26 | 3.7% | — | 1,402 | 0 | 0 | — | — | — | — | — | — | — |
| 26 | 1973 | 4–21 | 16.0% | #126 | 1,370 | 0 | 0 | — | — | — | — | — | — | — |
| 27 | 1974 | 4–13 | 23.5% | #136 | 1,403 | 0 | 0 | — | — | — | — | — | — | — |
| 28 | 1975 | 0–1 | 0.0% | #373 | 1,396 | 0 | 0 | — | — | — | — | — | — | — |