H2H data updated: 2026-07-19 02:51 UTC
Judy Chaloner vs Valerie Ziegenfuss H2H: 0-1
Valerie Ziegenfuss holds a 1–0 lead over Judy Chaloner in their WTA head-to-head. Across 1 main-draw meeting, Valerie Ziegenfuss leads 1–0 on hard courts. Most recently, Valerie Ziegenfuss won the 1975 Mission Viejo second round 6-3 6-1.
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H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Oct 1, 1975* | Mission Viejo | WTA 250 | R64 | Hard | Valerie Ziegenfuss | 6-3 6-1 | Judy Chaloner | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Judy Chaloner | — | — | — | 1,673 | 73 | 81 | 47.4% | 0 | 0 | 0 | 0 | 7 | 7 |
| Valerie Ziegenfuss | — | — | — | 1,952 | 231 | 232 | 49.9% | 0 | 0 | 0 | 0 | 3 | 3 |
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 | Judy Chaloner | Valerie Ziegenfuss | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | 1971 | 0–1 | 0.0% | — | 1,499 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 1972 | 0–3 | 0.0% | — | 1,455 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 1973 | 5–8 | 38.5% | — | 1,445 | 0 | 1 | 1968 | 35–24 | 59.3% | — | 1,586 | 0 | 0 |
| 20 | 1974 | 3–6 | 33.3% | — | 1,447 | 0 | 3 | 1969 | 28–24 | 53.8% | — | 1,715 | 0 | 1 |
| 21 | 1975 | 17–20 | 45.9% | — | 1,512 | 0 | 4 | 1970 | 40–28 | 58.8% | — | 1,776 | 0 | 2 |
| 22 | 1976 | 6–4 | 60.0% | — | 1,554 | 0 | 6 | 1971 | 23–29 | 44.2% | — | 1,796 | 0 | 3 |
| 23 | 1977 | 9–9 | 50.0% | — | 1,594 | 0 | 7 | 1972 | 26–24 | 52.0% | — | 1,829 | 0 | 3 |
| 24 | 1978 | 17–12 | 58.6% | — | 1,629 | 0 | 7 | 1973 | 33–29 | 53.2% | — | 1,759 | 0 | 3 |
| 25 | 1979 | 5–6 | 45.5% | — | 1,615 | 0 | 7 | 1974 | 12–14 | 46.2% | — | 1,786 | 0 | 3 |
| 26 | 1980 | 3–2 | 60.0% | — | 1,624 | 0 | 7 | 1975 | 16–16 | 50.0% | — | 1,822 | 0 | 3 |
| 27 | 1981 | 8–10 | 44.4% | — | 1,544 | 0 | 7 | 1976 | 12–20 | 37.5% | — | 1,742 | 0 | 3 |
| 28 | — | — | — | — | — | — | — | 1977 | 2–12 | 14.3% | — | 1,674 | 0 | 3 |
| 29 | — | — | — | — | — | — | — | 1978 | 3–11 | 21.4% | — | 1,651 | 0 | 3 |
| 30 | — | — | — | — | — | — | — | 1979 | 1–1 | 50.0% | — | 1,664 | 0 | 3 |