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

Kathleen Harter vs Raquel Giscafre H2H: 0-1

Raquel Giscafre holds a 1–0 lead over Kathleen Harter in their WTA head-to-head. Across 1 main-draw meeting, Raquel Giscafre leads 1–0 on hard courts. Most recently, Raquel Giscafre won the 1974 Houston round of 32 5-7 6-3 6-2.

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Kathleen Harter
USA Age 79
H2H
0 – 1
1 main-draw meetings
Raquel Giscafre
ARG Age 77

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Raquel Giscafre 5-7 6-3 6-2 Kathleen Harter Match data Oct 3, 1974* R32 Houston 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
Kathleen Harter — — — 1,746 106 103 50.7% 0 0 0 0 2 2
Raquel Giscafre — — — 1,798 86 120 41.7% 0 0 0 0 4 4

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 Raquel Giscafre
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 — — — — — — — 1968 5–8 38.5% — 1,494 0 0
20 — — — — — — — 1969 9–15 37.5% — 1,489 0 0
21 1968 40–22 64.5% — 1,690 0 0 1970 3–2 60.0% — 1,504 0 0
22 1969 1–1 50.0% — 1,685 0 0 1971 5–13 27.8% — 1,467 0 0
23 1970 23–20 53.5% — 1,678 0 0 1972 6–16 27.3% — 1,488 0 0
24 1971 9–2 81.8% — 1,732 0 2 1973 11–11 50.0% — 1,605 0 1
25 — — — — — — — 1974 26–17 60.5% — 1,743 0 3
26 — — — — — — — 1975 15–18 45.5% — 1,727 0 4
27 1974 4–5 44.4% — 1,729 0 2 1976 2–3 40.0% — 1,710 0 4
28 1975 6–8 42.9% — 1,664 0 2 1977 2–6 25.0% — 1,658 0 4
29 1976 9–16 36.0% — 1,615 0 2 1978 1–8 11.1% — 1,558 0 4
30 1977 12–20 37.5% — 1,644 0 2 1979 1–1 50.0% — 1,564 0 4
31 1978 2–9 18.2% — 1,591 0 2 1980 0–2 0.0% — 1,538 0 4

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 Kathleen Harter Raquel Giscafre
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 %
19 — — — — — — — — — — — — — — — — — 1968 — — — — 5 7 12 41.7% 0 1 1 0.0% — — — —
20 — — — — — — — — — — — — — — — — — 1969 — — — — 9 14 23 39.1% 0 1 1 0.0% — — — —
21 1968 12 5 17 70.6% 11 6 17 64.7% 16 9 25 64.0% 1 2 3 33.3% 1970 — — — — 3 1 4 75.0% 0 1 1 0.0% — — — —
22 1969 1 1 2 50.0% — — — — — — — — — — — — 1971 — — — — 3 8 11 27.3% 2 5 7 28.6% — — — —
23 1970 6 4 10 60.0% 7 7 14 50.0% 8 8 16 50.0% — — — — 1972 1 2 3 33.3% 1 6 7 14.3% 4 7 11 36.4% — — — —
24 1971 1 1 2 50.0% — — — — 8 1 9 88.9% — — — — 1973 0 1 1 0.0% 11 7 18 61.1% 0 3 3 0.0% — — — —
25 — — — — — — — — — — — — — — — — — 1974 1 1 2 50.0% 21 8 29 72.4% 3 5 8 37.5% 1 3 4 25.0%
26 — — — — — — — — — — — — — — — — — 1975 1 5 6 16.7% 10 8 18 55.6% 0 2 2 0.0% 4 3 7 57.1%
27 1974 2 2 4 50.0% 1 1 2 50.0% 0 1 1 0.0% 1 1 2 50.0% 1976 — — — — 2 2 4 50.0% — — — — 0 1 1 0.0%
28 1975 — — — — 1 1 2 50.0% 3 2 5 60.0% 0 1 1 0.0% 1977 — — — — 2 3 5 40.0% 0 2 2 0.0% 0 1 1 0.0%
29 1976 0 1 1 0.0% 3 9 12 25.0% 5 5 10 50.0% 1 1 2 50.0% 1978 0 1 1 0.0% 0 1 1 0.0% 1 5 6 16.7% 0 1 1 0.0%
30 1977 2 4 6 33.3% 2 6 8 25.0% 5 7 12 41.7% 3 3 6 50.0% 1979 — — — — — — — — 1 1 2 50.0% — — — —
31 1978 1 2 3 33.3% 0 1 1 0.0% 1 2 3 33.3% 0 4 4 0.0% 1980 — — — — 0 1 1 0.0% — — — — — — — —
Career — 25 20 45 55.6% 25 31 56 44.6% 46 35 81 56.8% 6 12 18 33.3% — 3 10 13 23.1% 67 66 133 50.4% 11 33 44 25.0% 5 9 14 35.7%

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 Raquel Giscafre
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
19 — — — — — — — — — — — — — — — — 1968 1495 94.8 — — — — — -8 — 36.0% -1.24 0–1 — — -0.01
20 — — — — — — — — — — — — — — — — 1969 1490 111.5 — — — — — -2 — 40.4% -0.28 0–1 — — +1.55
21 1968 1691 124.1 — — — — +5 -60 +10 63.4% +1.09 6–5 (55%) — — 0.00 1970 1505 104.3 — — — — — +28 — 60.0% +1.10 — — — +1.15
22 1969 1686 102.9 — — — — — — — 40.0% -0.20 1–0 — — +0.23 1971 1468 99.0 — — — — — +19 -2 32.4% -1.76 1–3 (25%) — — +1.07
23 1970 1678 122.9 — — — — +41 -69 +30 53.1% +0.10 5–7 (42%) 2–0 — +0.91 1972 1489 108.6 — — — — +89 -52 -8 31.8% -1.61 2–2 (50%) 2–1 (67%) — -0.68
24 1971 1732 126.5 — — — — — — +71 79.2% +2.54 1–1 — — +2.89 1973 1606 135.2 — — — — — +16 -154 52.5% +0.58 1–1 — — +1.95
25 — — — — — — — — — — — — — — — — 1974 1743 135.9 — — — — -177 +93 -250 59.1% +0.59 8–5 (62%) 4–2 (67%) 106.5 +0.72
26 — — — — — — — — — — — — — — — — 1975 1728 134.7 — — — — -62 +89 — 47.3% -0.26 3–7 (30%) 1–3 (25%) 94.6 +0.32
27 1974 1729 112.1 — — — — -17 — — 42.1% -1.16 1–2 (33%) 1–0 — -0.51 1976 1711 111.5 — — — — — +86 — 40.0% -0.70 — — — -0.40
28 1975 1665 112.0 — — — — — — +97 44.1% -0.82 3–3 (50%) 1–1 — +0.39 1977 1658 103.2 — — — — — +95 — 27.8% -1.61 1–1 0–1 — -0.01
29 1976 1615 122.9 — — — — +60 -57 +152 41.7% -0.45 3–7 (30%) 4–5 (44%) 95.7 +0.03 1978 1559 95.5 — — — — — — -163 21.1% -1.95 1–2 (33%) 0–1 — +0.61
30 1977 1644 127.2 — — — — +49 -96 +72 37.5% -0.88 5–3 (63%) 2–4 (33%) 101.5 +0.34 1979 1565 101.2 — — — — — — — 40.0% -0.60 1–0 — — +0.11
31 1978 1592 110.8 — — — — +42 — +109 24.0% -1.40 1–2 (33%) 1–5 (17%) 95.6 -0.07 1980 1539 91.4 — — — — — — — 0.0% -4.25 — — — -0.22
Career — 1746 127.1 — — — — +25 -67 +57 50.6% +0.08 26–30 (46%) 11–15 (42%) 95.9 +2.03 — 1798 123.7 — — — — -73 +40 -101 43.7% -0.47 18–23 (44%) 7–8 (47%) 98.7 +3.08

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.