H2H data updated: 2026-09-13 00:00 UTC

Kathleen Harter vs Zenda Liess H2H: 0-1

Zenda Liess holds a 1–0 lead over Kathleen Harter in their WTA head-to-head. Across 1 main-draw meeting, Zenda Liess leads 1–0 on clay. Most recently, Zenda Liess won the 1977 Canadian Open round of 32 7-6 7-5.

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Kathleen Harter
USA Age 79
H2H
0 – 1
1 main-draw meetings
Zenda Liess
USA Age 66

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Zenda Liess 7-6 7-5 Kathleen Harter Match data Aug 18, 1977* R32 Canadian Open WTA 250 Clay

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
Kathleen Harter — — — 1,746 106 103 50.7% 0 0 0 0 2 2
Zenda Liess — — — 1,743 42 61 40.8% 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.

Age Kathleen Harter Zenda Liess
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
14 — — — — — — — 1974 7–7 50.0% — 1,554 0 0
15 — — — — — — — 1975 4–5 44.4% — 1,573 0 0
16 — — — — — — — 1976 7–4 63.6% — 1,668 0 0
17 — — — — — — — 1977 4–13 23.5% — 1,619 0 0
18 — — — — — — — 1978 16–17 48.5% — 1,742 0 0
19 — — — — — — — 1979 3–11 21.4% — 1,662 0 0
20 — — — — — — — 1980 1–4 20.0% — 1,610 0 0
21 1968 40–22 64.5% — 1,690 0 0 — — — — — — —
22 1969 1–1 50.0% — 1,685 0 0 — — — — — — —
23 1970 23–20 53.5% — 1,678 0 0 — — — — — — —
24 1971 9–2 81.8% — 1,732 0 2 — — — — — — —
27 1974 4–5 44.4% — 1,729 0 2 — — — — — — —
28 1975 6–8 42.9% — 1,664 0 2 — — — — — — —
29 1976 9–16 36.0% — 1,615 0 2 — — — — — — —
30 1977 12–20 37.5% — 1,644 0 2 — — — — — — —
31 1978 2–9 18.2% — 1,591 0 2 — — — — — — —

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 Kathleen Harter Zenda Liess
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
14 — — — — — — — — — — — — — — — — 1974 1554 119.5 — — — — — -29 — 50.0% +0.32 2–0 1–3 (25%) — +0.30
15 — — — — — — — — — — — — — — — — 1975 1574 114.9 — — — — — +15 — 47.8% -0.09 2–3 (40%) 0–2 — -0.13
16 — — — — — — — — — — — — — — — — 1976 1669 124.1 — — — — — +28 — 59.1% +1.09 1–1 — — +0.18
17 — — — — — — — — — — — — — — — — 1977 1619 124.4 — — — — -92 +63 — 30.6% -1.64 1–3 (25%) 1–2 (33%) 96.9 -0.82
18 — — — — — — — — — — — — — — — — 1978 1743 135.7 — — — — -78 -37 — 50.0% -0.22 4–6 (40%) 6–2 (75%) 101.0 -0.24
19 — — — — — — — — — — — — — — — — 1979 1662 120.1 — — — — -29 -5 — 28.1% -1.97 1–3 (25%) 1–0 — -0.45
20 — — — — — — — — — — — — — — — — 1980 1610 95.3 — — — — -77 — — 27.3% -1.91 0–1 1–0 — -0.03
21 1968 1691 124.1 — — — — +5 -60 +10 63.4% +1.09 6–5 (55%) — — 0.00 — — — — — — — — — — — — — — — —
22 1969 1686 102.9 — — — — — — — 40.0% -0.20 1–0 — — +0.23 — — — — — — — — — — — — — — — —
23 1970 1678 122.9 — — — — +41 -69 +30 53.1% +0.10 5–7 (42%) 2–0 — +0.91 — — — — — — — — — — — — — — — —
24 1971 1732 126.5 — — — — — — +71 79.2% +2.54 1–1 — — +2.89 — — — — — — — — — — — — — — — —
27 1974 1729 112.1 — — — — -17 — — 42.1% -1.16 1–2 (33%) 1–0 — -0.51 — — — — — — — — — — — — — — — —
28 1975 1665 112.0 — — — — — — +97 44.1% -0.82 3–3 (50%) 1–1 — +0.39 — — — — — — — — — — — — — — — —
29 1976 1615 122.9 — — — — +60 -57 +152 41.7% -0.45 3–7 (30%) 4–5 (44%) 95.7 +0.03 — — — — — — — — — — — — — — — —
30 1977 1644 127.2 — — — — +49 -96 +72 37.5% -0.88 5–3 (63%) 2–4 (33%) 101.5 +0.34 — — — — — — — — — — — — — — — —
31 1978 1592 110.8 — — — — +42 — +109 24.0% -1.40 1–2 (33%) 1–5 (17%) 95.6 -0.07 — — — — — — — — — — — — — — — —
Career — 1746 127.1 — — — — +25 -67 +57 50.6% +0.08 26–30 (46%) 11–15 (42%) 95.9 +2.03 — 1744 131.4 — — — — -71 +6 — 43.4% -0.57 11–17 (39%) 10–9 (53%) 98.1 -1.17

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.