H2H data updated: 2026-09-12 00:00 UTC

Helen Amos vs Cecilia Martinez H2H: 0-1

Cecilia Martinez holds a 1–0 lead over Helen Amos in their WTA head-to-head. Across 1 main-draw meeting, Cecilia Martinez leads 1–0 on hard courts. Most recently, Cecilia Martinez won the 1971 Port Elizabeth semifinal 6-4 6-1.

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Helen Amos
AUS Age 78 Right-Handed 183 cm / 6'0"
H2H
0 – 1
1 main-draw meetings
Cecilia Martinez
USA Age 79

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Cecilia Martinez 6-4 6-1 Helen Amos Match data Jan 2, 1971* SF Port Elizabeth WTA 250 Hard

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
Helen Amos — — — 1,588 42 60 41.2% 0 0 0 0 0 0
Cecilia Martinez — — — 1,713 121 157 43.5% 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 Helen Amos Cecilia Martinez
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
20 1968 11–19 36.7% — 1,484 0 0 — — — — — — —
21 1969 10–14 41.7% — 1,509 0 0 1968 26–18 59.1% — 1,662 0 0
22 1970 8–13 38.1% — 1,534 0 0 1969 10–13 43.5% — 1,597 0 0
23 1971 9–10 47.4% — 1,541 0 0 1970 22–22 50.0% — 1,688 0 1
24 1972 2–3 40.0% — 1,548 0 0 1971 12–25 32.4% — 1,628 0 1
25 1973 2–1 66.7% — 1,570 0 0 1972 8–19 29.6% — 1,547 0 1
26 — — — — — — — 1973 6–15 28.6% — 1,547 0 1
27 — — — — — — — 1974 21–18 53.8% — 1,652 0 1
28 — — — — — — — 1975 12–15 44.4% — 1,585 0 1
29 — — — — — — — 1976 4–12 25.0% — 1,561 0 1

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Helen Amos Cecilia Martinez
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
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 %
20 1968 — — — — 7 14 21 33.3% 4 5 9 44.4% — — — — — — — — — — — — — — — — — — — — —
21 1969 1 4 5 20.0% 4 4 8 50.0% 5 6 11 45.5% — — — — 1968 4 4 8 50.0% 1 1 2 50.0% 20 12 32 62.5% 1 1 2 50.0%
22 1970 3 3 6 50.0% 0 5 5 0.0% 4 4 8 50.0% — — — — 1969 2 1 3 66.7% 2 3 5 40.0% 2 5 7 28.6% 4 3 7 57.1%
23 1971 5 2 7 71.4% 1 4 5 20.0% 3 3 6 50.0% 0 1 1 0.0% 1970 6 2 8 75.0% 6 13 19 31.6% 10 7 17 58.8% — — — —
24 1972 — — — — 1 2 3 33.3% 1 1 2 50.0% — — — — 1971 3 6 9 33.3% 2 5 7 28.6% 6 7 13 46.2% 1 7 8 12.5%
25 1973 — — — — — — — — — — — — 2 1 3 66.7% 1972 0 4 4 0.0% 0 3 3 0.0% 8 9 17 47.1% 0 3 3 0.0%
26 — — — — — — — — — — — — — — — — — 1973 1 2 3 33.3% 2 4 6 33.3% 3 5 8 37.5% 0 4 4 0.0%
27 — — — — — — — — — — — — — — — — — 1974 1 2 3 33.3% 1 4 5 20.0% 7 6 13 53.8% 5 4 9 55.6%
28 — — — — — — — — — — — — — — — — — 1975 1 3 4 25.0% 1 3 4 25.0% 7 4 11 63.6% 0 1 1 0.0%
29 — — — — — — — — — — — — — — — — — 1976 2 3 5 40.0% 2 6 8 25.0% 0 1 1 0.0% 0 2 2 0.0%
Career — 9 9 18 50.0% 13 29 42 31.0% 17 19 36 47.2% 2 2 4 50.0% — 20 27 47 42.6% 17 42 59 28.8% 63 56 119 52.9% 11 25 36 30.6%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. 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.

Age Helen Amos Cecilia Martinez
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
20 1968 1484 98.3 — — — — — -16 +20 37.9% -0.95 4–2 (67%) — — -0.11 — — — — — — — — — — — — — — — —
21 1969 1510 110.1 — — — — -30 -6 +22 46.2% -0.46 2–4 (33%) — — +1.11 1968 1662 117.1 — — — — -132 — +80 57.0% +0.38 7–7 (50%) — — -0.62
22 1970 1534 111.0 — — — — +1 -72 +23 37.8% -0.89 2–1 (67%) — — +0.48 1969 1597 112.9 — — — — +3 -101 +76 42.9% -0.25 2–3 (40%) — — -0.23
23 1971 1542 107.1 — — — — +69 -120 +33 46.5% -0.09 3–2 (60%) — — +3.20 1970 1689 132.1 — — — — +25 -192 +66 53.2% +0.37 2–6 (25%) 1–0 — +0.68
24 1972 1549 108.6 — — — — — -109 — 40.0% -0.80 — — — +0.35 1971 1629 125.6 — — — — -82 -110 +101 36.4% -0.95 1–4 (20%) 0–2 — +0.12
25 1973 1571 103.3 — — — — +69 — — 57.1% 0.00 1–0 — — +0.91 1972 1547 117.8 — — — — -110 -63 +101 35.6% -1.07 0–7 (0%) 2–1 (67%) 91.6 +0.20
26 — — — — — — — — — — — — — — — — 1973 1548 125.4 — — — — -123 -66 +104 35.4% -0.81 3–5 (38%) 1–2 (33%) 98.5 +0.09
27 — — — — — — — — — — — — — — — — 1974 1653 130.1 — — — — -120 -179 +26 51.6% +0.43 9–6 (60%) 2–8 (20%) 99.6 +1.28
28 — — — — — — — — — — — — — — — — 1975 1586 116.7 — — — — -18 -125 +131 47.6% -0.27 3–6 (33%) 1–3 (25%) 94.9 +1.45
29 — — — — — — — — — — — — — — — — 1976 1562 114.1 — — — — -35 -100 — 33.3% -1.08 2–5 (29%) 2–1 (67%) — -0.09
Career — 1588 108.5 — — — — +28 -40 +24 42.3% -0.61 12–9 (57%) — — +6.00 — 1713 127.5 — — — — -71 -135 +84 45.8% -0.22 29–49 (37%) 9–17 (35%) 90.1 +1.05

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.