H2H data updated: 2026-07-19 02:51 UTC
Patricia Billing vs Carol Ann Kalogeropoulos H2H: 1-0
Patricia Billing holds a 1–0 lead over Carol Ann Kalogeropoulos in their WTA head-to-head. Across 1 main-draw meeting, Patricia Billing leads 1–0 on clay. Most recently, Patricia Billing won the 1972 Athens quarterfinal 6-4 6-2.
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H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Sep 16, 1972* | Athens | WTA 250 | QF | Clay | Patricia Billing | 6-4 6-2 | Carol Ann Kalogeropoulos | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Patricia Billing | — | — | — | 1,500 | 3 | 14 | 17.6% | 0 | 0 | 0 | 0 | 0 | 0 |
| Carol Ann Kalogeropoulos | — | — | — | 1,500 | 7 | 44 | 13.7% | 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.
| Patricia Billing | Carol Ann Kalogeropoulos | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1972 | 2–9 | 18.2% | — | 1,426 | 0 | 0 | 1968 | 3–13 | 18.8% | — | 1,398 | 0 | 0 |
| 1973 | 1–5 | 16.7% | — | 1,395 | 0 | 0 | 1969 | 1–9 | 10.0% | — | 1,343 | 0 | 0 |
| — | — | — | — | — | — | — | 1970 | 1–9 | 10.0% | — | 1,318 | 0 | 0 |
| — | — | — | — | — | — | — | 1971 | 2–5 | 28.6% | — | 1,334 | 0 | 0 |
| — | — | — | — | — | — | — | 1972 | 0–7 | 0.0% | — | 1,289 | 0 | 0 |
| — | — | — | — | — | — | — | 1973 | 0–1 | 0.0% | — | 1,287 | 0 | 0 |