H2H data updated: 2026-07-18 14:16 UTC
Klaus Eberhard vs Billy Martin H2H: 0-1
Billy Martin holds a 1–0 lead over Klaus Eberhard in their ATP head-to-head. Across 1 main-draw meeting, Billy Martin leads 1–0 on hard courts. Most recently, Billy Martin won the 1980 Cologne third round 6-0 6-3.
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GER
Age 68
Right-Handed
H2H
0
–
1
1 main draw meetings
USA
Age 69
Right-Handed
178 cm / 5'10"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 30, 1980* | Cologne | ATP 250 | R32 | Hard | Billy Martin | 6-0 6-3 | Klaus Eberhard | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Klaus Eberhard | #751 | #81 | 0 | 1,660 | 53 | 71 | 42.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| Billy Martin | #831 | #32 | 0 | 1,829 | 146 | 175 | 45.5% | 0 | 0 | 0 | 0 | 1 | 1 |
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 | Klaus Eberhard | Billy Martin | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 15 | — | — | — | — | — | — | — | 1972 | 0–1 | 0.0% | — | 1,498 | 0 | 0 |
| 16 | — | — | — | — | — | — | — | 1973 | 4–7 | 36.4% | #145 | 1,536 | 0 | 0 |
| 17 | — | — | — | — | — | — | — | 1974 | 18–14 | 56.2% | #36 | 1,675 | 0 | 0 |
| 18 | 1976 | 0–3 | 0.0% | #264 | 1,470 | 0 | 0 | 1975 | 18–16 | 52.9% | #67 | 1,712 | 0 | 1 |
| 19 | 1977 | 2–4 | 33.3% | #273 | 1,467 | 0 | 0 | 1976 | 29–31 | 48.3% | #62 | 1,708 | 0 | 1 |
| 20 | 1978 | 6–7 | 46.2% | #180 | 1,546 | 0 | 0 | 1977 | 28–29 | 49.1% | #59 | 1,790 | 0 | 1 |
| 21 | 1979 | 9–10 | 47.4% | #199 | 1,596 | 0 | 0 | 1978 | 9–23 | 28.1% | #188 | 1,662 | 0 | 1 |
| 22 | 1980 | 11–14 | 44.0% | #104 | 1,586 | 0 | 0 | 1979 | 14–14 | 50.0% | #66 | 1,679 | 0 | 1 |
| 23 | 1981 | 15–17 | 46.9% | #89 | 1,583 | 0 | 0 | 1980 | 15–24 | 38.5% | #118 | 1,606 | 0 | 1 |
| 24 | 1982 | 8–12 | 40.0% | #111 | 1,559 | 0 | 0 | 1981 | 10–15 | 40.0% | #118 | 1,575 | 0 | 1 |
| 25 | 1983 | 0–1 | 0.0% | #208 | 1,559 | 0 | 0 | 1982 | 1–1 | 50.0% | #183 | 1,587 | 0 | 1 |
| 26 | 1984 | 0–1 | 0.0% | #278 | 1,543 | 0 | 0 | — | — | — | — | — | — | — |
| 27 | 1985 | 2–2 | 50.0% | #279 | 1,556 | 0 | 0 | — | — | — | — | — | — | — |