Jan Wilton
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Dianne Fromholtz | 0 | 3 | 3 | Jan 13, 1977 | H2H |
| Kaye Hallam | 0 | 2 | 2 | Apr 7, 1977 | H2H |
| Kathleen Harter | 0 | 1 | 1 | Dec 27, 1977 | H2H |
| Carol Draper | 1 | 0 | 1 | Dec 25, 1977 | H2H |
| Rayni Fox | 0 | 1 | 1 | Dec 15, 1977 | H2H |
H2H data updated: 2026-09-13 00:00 UTC
Jan Wilton vs Gwynn Sammel H2H: 0-1
Gwynn Sammel holds a 1–0 lead over Jan Wilton in their WTA head-to-head. Across 1 main-draw meeting, Gwynn Sammel leads 1–0 on grass. Most recently, Gwynn Sammel won the 1977 Surbiton semifinal 6-3 2-6 7-5.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
H2H Match Log
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Gwynn Sammel | 6-3 2-6 7-5 | Jan Wilton | Match data | May 28, 1977* | SF | Surbiton | 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.
Career Comparison
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan Wilton | — | — | — | 1,562 | 15 | 20 | 42.9% | 0 | 0 | 0 | 0 | 0 | 0 |
| Gwynn Sammel | — | — | — | 1,505 | 14 | 25 | 35.9% | 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.
| Jan Wilton | Gwynn Sammel | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1974 | 2–2 | 50.0% | — | 1,524 | 0 | 0 | 1973 | 1–2 | 33.3% | — | 1,488 | 0 | 0 |
| 1975 | 4–7 | 36.4% | — | 1,511 | 0 | 0 | 1974 | 4–13 | 23.5% | — | 1,405 | 0 | 0 |
| 1976 | 1–4 | 20.0% | — | 1,485 | 0 | 0 | 1975 | 0–1 | 0.0% | — | 1,396 | 0 | 0 |
| 1977 | 8–7 | 53.3% | — | 1,530 | 0 | 0 | 1977 | 5–5 | 50.0% | — | 1,462 | 0 | 0 |
| — | — | — | — | — | — | — | 1978 | 3–3 | 50.0% | — | 1,473 | 0 | 0 |
| — | — | — | — | — | — | — | 1979 | 1–1 | 50.0% | — | 1,484 | 0 | 0 |
Surface Results by Career Season
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.
| Jan Wilton | Gwynn Sammel | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — | — | — | 2 | 2 | 4 | 50.0% | — | — | — | — | 1973 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1975 | — | — | — | — | 3 | 4 | 7 | 42.9% | 1 | 3 | 4 | 25.0% | — | — | — | — | 1974 | 1 | 2 | 3 | 33.3% | 1 | 6 | 7 | 14.3% | 1 | 1 | 2 | 50.0% | 1 | 1 | 2 | 50.0% |
| 1976 | — | — | — | — | — | — | — | — | 0 | 3 | 3 | 0.0% | — | — | — | — | 1975 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| 1977 | — | — | — | — | — | — | — | — | 7 | 4 | 11 | 63.6% | 1 | 2 | 3 | 33.3% | 1977 | 0 | 1 | 1 | 0.0% | 0 | 2 | 2 | 0.0% | 5 | 2 | 7 | 71.4% | — | — | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1978 | — | — | — | — | — | — | — | — | 2 | 1 | 3 | 66.7% | — | — | — | — |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1979 | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | — | — | — | 3 | 4 | 7 | 42.9% | 10 | 12 | 22 | 45.5% | 1 | 2 | 3 | 33.3% | Career | 3 | 7 | 10 | 30.0% | 1 | 8 | 9 | 11.1% | 8 | 4 | 12 | 66.7% | 1 | 1 | 2 | 50.0% |
Advanced Statistics Comparison by Career Season
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.
| Jan Wilton | Gwynn Sammel | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 1525 | 108.3 | — | — | — | — | — | — | +57 | 44.4% | -0.45 | 1–0 | — | — | -0.25 | 1973 | 1489 | 94.4 | — | — | — | — | — | — | — | 0.0% | -4.75 | — | — | — | -0.09 |
| 1975 | 1512 | 105.9 | — | — | — | — | — | +9 | +54 | 42.3% | -0.85 | 1–3 (25%) | 3–0 (100%) | 100.7 | +0.71 | 1974 | 1406 | 83.4 | — | — | — | — | +120 | +25 | — | 23.7% | -2.29 | 3–1 (75%) | 1–2 (33%) | — | +1.95 |
| 1976 | 1486 | 100.3 | — | — | — | — | — | — | +57 | 20.0% | -1.80 | — | 0–2 | — | +0.34 | 1975 | 1397 | 94.0 | — | — | — | — | — | — | — | 0.0% | -3.50 | — | — | — | +0.08 |
| 1977 | 1530 | 113.5 | — | — | — | — | +43 | — | +72 | 55.3% | +0.47 | 3–5 (38%) | 1–1 | — | +3.08 | 1977 | 1463 | 108.6 | — | — | — | — | — | — | +151 | 48.1% | -0.11 | 4–3 (57%) | 1–1 | — | +1.03 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1978 | 1473 | 101.2 | — | — | — | — | — | — | +161 | 53.8% | +0.23 | 0–1 | 1–0 | — | +0.53 |
| — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1979 | 1484 | 101.0 | — | — | — | — | — | — | — | 40.0% | -0.80 | 1–0 | 0–1 | — | +0.38 |
| Career | 1563 | 110.6 | — | — | — | — | +43 | +9 | +64 | 45.8% | -0.32 | 5–8 (38%) | 4–3 (57%) | 99.0 | +11.09 | Career | 1505 | 93.4 | — | — | — | — | +120 | +25 | +154 | 34.8% | -1.31 | 8–5 (62%) | 3–4 (43%) | 102.5 | +10.21 |
Career Rivalries
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
Gwynn Sammel
all rivalries →| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Sharon Walsh Pete | 0 | 2 | 2 | Nov 21, 1974 | H2H |
| Ching Ling Chang | 0 | 2 | 2 | Apr 18, 1974 | H2H |
| Brigette Cuypers | 0 | 1 | 1 | Nov 30, 1979 | H2H |
| Lise Gregory | 1 | 0 | 1 | Nov 29, 1979 | H2H |
| Sue Saliba | 0 | 1 | 1 | Jun 1, 1978 | H2H |