H2H data updated: 2026-09-12 00:00 UTC
Cynthia Ann Thomas holds a 1–0 lead over Aleida Spex in their WTA head-to-head. Across 1 main-draw meeting, Cynthia Ann Thomas leads 1–0 on grass. Most recently, Cynthia Ann Thomas won the 1977 Beckenham round of 64 3-6 6-4 6-3.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Cynthia Ann Thomas | 3-6 6-4 6-3 | Aleida Spex | Match data | May 31, 1977* | R64 | Beckenham | WTA 250 | Grass |
Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 including documented historical predecessor categories | Finals | 500 including documented historical predecessor categories | 250 including documented historical predecessor categories | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aleida Spex | — | — | — | 1,504 | 7 | 20 | 25.9% | 0 | 0 | 0 | 0 | 0 | 0 |
| Cynthia Ann Thomas | — | — | — | 1,513 | 6 | 17 | 26.1% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Aleida Spex | Cynthia Ann Thomas | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1974 | 0–2 | 0.0% | — | 1,482 | 0 | 0 | 1968 | 1–2 | 33.3% | — | 1,480 | 0 | 0 |
| 1975 | 0–1 | 0.0% | — | 1,464 | 0 | 0 | 1969 | 2–4 | 33.3% | — | 1,474 | 0 | 0 |
| 1976 | 2–4 | 33.3% | — | 1,485 | 0 | 0 | 1970 | 1–3 | 25.0% | — | 1,446 | 0 | 0 |
| 1977 | 0–6 | 0.0% | — | 1,434 | 0 | 0 | 1972 | 0–2 | 0.0% | — | 1,422 | 0 | 0 |
| 1978 | 3–4 | 42.9% | — | 1,481 | 0 | 0 | 1976 | 1–3 | 25.0% | — | 1,419 | 0 | 0 |
| 1981 | 2–3 | 40.0% | — | 1,469 | 0 | 0 | 1977 | 1–3 | 25.0% | — | 1,412 | 0 | 0 |
Rows are aligned in career order because complete birth data is unavailable. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.
| Aleida Spex | Cynthia Ann Thomas | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Carpet | Yr | Hard | Clay | Grass | Carpet | ||||||||||||||||||||||||
| W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | W | L | M | Win % | ||
| 1974 | — | — | — | — | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | 1968 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1975 | — | — | — | — | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | 1969 | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% | 1 | 1 | 2 | 50.0% | — | — | — | — |
| 1976 | — | — | — | — | 0 | 1 | 1 | 0.0% | 2 | 2 | 4 | 50.0% | 0 | 1 | 1 | 0.0% | 1970 | 1 | 3 | 4 | 25.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1977 | — | — | — | — | — | — | — | — | 0 | 3 | 3 | 0.0% | 0 | 1 | 1 | 0.0% | 1972 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1978 | 0 | 1 | 1 | 0.0% | 1 | 1 | 2 | 50.0% | 2 | 2 | 4 | 50.0% | — | — | — | — | 1976 | — | — | — | — | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — |
| 1981 | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — | 1977 | 0 | 1 | 1 | 0.0% | — | — | — | — | 1 | 1 | 2 | 50.0% | — | — | — | — |
| Career | 0 | 1 | 1 | 0.0% | 1 | 3 | 4 | 25.0% | 5 | 9 | 14 | 35.7% | 0 | 2 | 2 | 0.0% | Career | 3 | 10 | 13 | 23.1% | 1 | 3 | 4 | 25.0% | 2 | 2 | 4 | 50.0% | — | — | — | — |
Rows are aligned in career order because complete birth data is unavailable. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.
| Aleida Spex | Cynthia Ann Thomas | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule |
| 1974 | 1483 | — | — | — | — | — | — | — | — | — | — | — | — | — | +0.24 | 1968 | 1480 | 99.9 | — | — | — | — | +11 | — | — | 33.3% | -0.33 | — | — | — | +0.46 |
| 1975 | 1464 | 99.8 | — | — | — | — | — | — | — | 33.3% | -1.00 | 0–1 | 0–1 | — | +0.22 | 1969 | 1475 | 95.1 | — | — | — | — | +7 | — | — | 38.5% | -1.31 | 0–1 | — | — | +0.12 |
| 1976 | 1485 | 102.5 | — | — | — | — | — | — | +105 | 38.5% | -1.38 | 0–1 | — | — | +0.02 | 1970 | 1446 | 102.8 | — | — | — | — | -9 | — | — | 33.3% | 0.00 | 0–1 | — | — | +0.91 |
| 1977 | 1434 | 104.7 | — | — | — | — | — | — | — | 23.1% | -1.46 | 0–3 (0%) | 0–1 | — | +0.16 | 1972 | 1422 | 97.6 | — | — | — | — | — | — | — | 33.3% | -1.67 | 0–2 | — | — | +0.29 |
| 1978 | 1481 | 111.3 | — | — | — | — | — | — | +101 | 37.5% | -1.50 | 2–0 | 1–0 | — | -0.05 | 1976 | 1419 | 103.9 | — | — | — | — | — | +95 | — | 33.3% | -0.45 | 0–1 | 1–2 (33%) | — | 0.00 |
| 1981 | 1470 | 101.9 | — | — | — | — | — | — | — | 44.4% | -0.22 | 1–0 | 1–1 | — | +0.55 | 1977 | 1413 | 99.9 | — | — | — | — | — | — | — | 22.2% | -2.22 | 1–0 | — | — | +0.16 |
| Career | 1504 | 107.6 | — | — | — | — | — | — | +103 | 35.2% | -1.22 | 3–5 (38%) | 2–3 (40%) | 98.0 | +4.56 | Career | 1514 | 99.6 | — | — | — | — | +2 | +95 | — | 32.7% | -1.02 | 1–5 (17%) | 1–2 (33%) | — | +8.43 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Isabel Fernandez De Soto | 1 | 1 | 2 | Aug 27, 1976 | H2H |
| Claudia Monteiro | 0 | 1 | 1 | Aug 15, 1981 | H2H |
| Susana Rojas | 1 | 0 | 1 | Aug 14, 1981 | H2H |
| Donna Rubin | 0 | 1 | 1 | Jul 30, 1981 | H2H |
| Belinda Thompson | 0 | 1 | 1 | Jun 5, 1981 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Rosie Casals | 0 | 1 | 1 | Oct 20, 1977 | H2H |
| Paula Smith | 0 | 1 | 1 | Sep 22, 1977 | H2H |
| Sue Saliba | 0 | 1 | 1 | Jun 1, 1977 | H2H |
| Aleida Spex | 1 | 0 | 1 | May 31, 1977 | H2H |
| Marise Kruger | 0 | 1 | 1 | Aug 25, 1976 | H2H |