H2H data updated: 2026-09-14 00:00 UTC

Dianne Fromholtz vs Betty Ann Grubb H2H: 2-0

Dianne Fromholtz holds a 2–0 lead over Betty Ann Grubb in their WTA head-to-head. Across 2 main-draw meetings, Dianne Fromholtz leads 1–0 on grass and 1–0 on hard courts. Most recently, Dianne Fromholtz won the 1979 Melbourne round of 16 6-1 6-1.

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Dianne Fromholtz
AUS Age 70 Left-Handed 163 cm / 5'4"
H2H
2 – 0
2 main-draw meetings
Betty Ann Grubb
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Dianne Fromholtz 6-1 6-1 Betty Ann Grubb Match data Nov 30, 1979* R16 Melbourne WTA 250 Grass
Dianne Fromholtz 7-6 4-6 7-5 Betty Ann Grubb Match data Apr 12, 1974* R16 Phoenix Aztec 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
Dianne Fromholtz #306 #5 34 2,181 466 282 62.3% 0 0 0 2 20 22
Betty Ann Grubb — — — 1,824 124 112 52.5% 0 0 0 0 6 6

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.

Dianne Fromholtz Betty Ann Grubb
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1971 0–1 0.0% — 1,487 0 0 1968 21–8 72.4% — 1,633 0 2
1972 7–7 50.0% — 1,545 0 0 1969 29–14 67.4% — 1,777 0 4
1973 57–13 81.4% — 1,910 0 12 1970 18–15 54.5% — 1,684 0 4
1974 52–20 72.2% — 1,971 0 16 1971 5–11 31.2% — 1,679 0 4
1975 34–29 54.0% — 1,903 0 16 1972 2–2 50.0% — 1,673 0 5
1976 39–13 75.0% #5 2,069 0 19 1973 4–4 50.0% — 1,699 0 6
1977 32–18 64.0% #8 2,077 0 19 1974 7–10 41.2% — 1,675 0 6
1978 28–13 68.3% #10 2,076 0 21 1975 5–4 55.6% — 1,728 0 6
1979 57–27 67.9% #6 2,015 0 22 1976 2–4 33.3% — 1,683 0 6
1980 46–21 68.7% — 2,013 0 22 1977 0–2 0.0% — 1,652 0 6
1981 13–19 40.6% — 1,739 0 22 1978 3–1 75.0% — 1,660 0 6
1982 16–15 51.6% — 1,785 0 22 1979 25–26 49.0% — 1,816 0 6
1983 7–13 35.0% — 1,690 0 22 1980 2–9 18.2% — 1,721 0 6
1984 3–3 50.0% #138 1,717 0 22 1981 1–2 33.3% — 1,709 0 6
1985 17–17 50.0% #97 1,793 0 22 — — — — — — —
1986 19–14 57.6% #25 1,836 0 22 — — — — — — —
1987 19–13 59.4% #21 1,863 0 22 — — — — — — —
1988 14–14 50.0% #56 1,754 0 22 — — — — — — —
1989 6–10 37.5% #131 1,676 0 22 — — — — — — —
1990 0–2 0.0% #306 1,633 0 22 — — — — — — —

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.

Dianne Fromholtz Betty Ann Grubb
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 %
1971 — — — — — — — — 0 1 1 0.0% — — — — 1968 9 2 11 81.8% 10 3 13 76.9% 2 3 5 40.0% — — — —
1972 — — — — 3 2 5 60.0% 4 4 8 50.0% — — — — 1969 10 3 13 76.9% — — — — 14 9 23 60.9% 2 2 4 50.0%
1973 — — — — 26 2 28 92.9% 30 11 41 73.2% — — — — 1970 6 3 9 66.7% 5 4 9 55.6% 5 6 11 45.5% 1 1 2 50.0%
1974 14 2 16 87.5% 13 7 20 65.0% 19 9 28 67.9% 0 2 2 0.0% 1971 2 3 5 40.0% 2 3 5 40.0% 1 2 3 33.3% 0 3 3 0.0%
1975 8 8 16 50.0% 22 12 34 64.7% 1 3 4 25.0% 3 6 9 33.3% 1972 0 2 2 0.0% — — — — — — — — — — — —
1976 5 2 7 71.4% 10 1 11 90.9% 14 5 19 73.7% 9 5 14 64.3% 1973 3 2 5 60.0% — — — — — — — — 1 2 3 33.3%
1977 8 5 13 61.5% 4 2 6 66.7% 10 5 15 66.7% 10 6 16 62.5% 1974 6 5 11 54.5% 1 2 3 33.3% — — — — 0 3 3 0.0%
1978 4 4 8 50.0% — — — — 17 3 20 85.0% 7 6 13 53.8% 1975 5 3 8 62.5% — — — — — — — — 0 1 1 0.0%
1979 13 9 22 59.1% 8 3 11 72.7% 7 4 11 63.6% 29 11 40 72.5% 1976 2 3 5 40.0% 0 1 1 0.0% — — — — — — — —
1980 9 4 13 69.2% 4 1 5 80.0% 6 2 8 75.0% 27 14 41 65.9% 1977 — — — — 0 1 1 0.0% — — — — 0 1 1 0.0%
1981 2 3 5 40.0% 9 9 18 50.0% 1 4 5 20.0% 1 2 3 33.3% 1979 8 9 17 47.1% 4 4 8 50.0% 9 6 15 60.0% 4 7 11 36.4%
1982 4 5 9 44.4% 3 2 5 60.0% 2 2 4 50.0% 7 6 13 53.8% 1980 0 1 1 0.0% 0 1 1 0.0% 2 2 4 50.0% 0 5 5 0.0%
1983 0 3 3 0.0% 6 5 11 54.5% 0 1 1 0.0% 1 4 5 20.0% 1981 1 2 3 33.3% — — — — — — — — — — — —
1984 — — — — — — — — 3 3 6 50.0% — — — — — — — — — — — — — — — — — — — — —
1985 8 6 14 57.1% 0 2 2 0.0% 9 6 15 60.0% 0 3 3 0.0% — — — — — — — — — — — — — — — — —
1986 9 6 15 60.0% — — — — 5 3 8 62.5% 5 5 10 50.0% — — — — — — — — — — — — — — — — —
1987 6 3 9 66.7% 1 2 3 33.3% 9 5 14 64.3% 3 3 6 50.0% — — — — — — — — — — — — — — — — —
1988 9 10 19 47.4% — — — — 4 3 7 57.1% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
1989 5 8 13 38.5% — — — — 1 2 3 33.3% — — — — — — — — — — — — — — — — — — — — —
1990 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career 104 80 184 56.5% 109 50 159 68.6% 142 76 218 65.1% 103 74 177 58.2% Career 52 38 90 57.8% 22 19 41 53.7% 33 28 61 54.1% 8 25 33 24.2%

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.

Dianne Fromholtz Betty Ann Grubb
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
1971 1488 95.6 — — — — — — — 0.0% -4.50 — — — +0.21 1968 1633 121.5 — — — — +94 +16 -113 69.8% +1.56 3–2 (60%) — — 0.00
1972 1546 117.1 — — — — — +12 +28 53.3% 0.00 0–2 3–1 (75%) — +0.81 1969 1777 129.3 — — — — +55 — -18 64.1% +0.96 5–3 (63%) — — +1.73
1973 1910 143.9 — — — — — +42 -25 74.7% +1.75 13–3 (81%) 5–2 (71%) 111.9 +5.78 1970 1685 118.2 — — — — +114 -50 +6 53.4% +0.34 4–3 (57%) 1–0 — +0.50
1974 1972 156.1 — — — — -99 -39 -12 69.8% +1.51 10–7 (59%) 8–4 (67%) 105.3 -4.10 1971 1680 131.9 — — — — +54 -42 +16 25.0% -1.81 2–0 0–2 — -2.09
1975 1904 154.9 — — — — -41 +47 -26 53.8% +0.55 8–6 (57%) 2–8 (20%) 95.3 -8.56 1972 1673 104.5 — — — — — — — 50.0% 0.00 — — — -0.16
1976 2070 160.7 — — — — -35 -42 -62 70.3% +1.52 9–7 (56%) 2–3 (40%) 101.1 -4.76 1973 1700 124.2 — — — — +39 — — 47.1% -0.35 1–0 0–1 — +0.31
1977 2077 161.3 — — — — -7 -60 -13 61.5% +0.94 8–7 (53%) 6–4 (60%) 100.5 -4.48 1974 1676 118.4 — — — — -14 -33 — 47.2% +0.08 1–3 (25%) 0–5 (0%) 92.5 -0.32
1978 2076 150.6 — — — — -68 — +76 65.6% +0.99 9–3 (75%) 4–3 (57%) 103.8 -3.03 1975 1728 114.2 — — — — +19 — — 47.4% -0.31 2–1 (67%) 2–1 (67%) 101.9 +0.34
1979 2016 167.5 — — — — +50 +20 +54 66.9% +1.45 8–11 (42%) 9–7 (56%) 97.0 -2.87 1976 1684 105.1 — — — — +18 — — 33.3% -0.58 — 0–2 — +0.77
1980 2013 158.0 — — — — +36 +66 +56 69.3% +1.36 5–7 (42%) 4–2 (67%) 98.3 -2.56 1977 1653 100.1 — — — — — — — 20.0% -1.00 0–1 0–1 — +0.17
1981 1739 124.8 — — — — +183 +184 +193 42.6% -0.43 1–5 (17%) 3–2 (60%) 91.7 +0.06 1978 1660 112.4 — — — — — — — 75.0% +2.63 — — — +0.35
1982 1786 138.8 — — — — +84 +108 +114 48.5% -0.40 5–3 (63%) 4–0 (100%) 103.3 -1.49 1979 1817 140.6 — — — — -45 -172 -41 45.3% -0.42 12–5 (71%) 5–5 (50%) 106.5 -0.93
1983 1691 130.9 — — — — +57 +168 — 42.6% -0.34 1–6 (14%) 1–5 (17%) 88.7 -0.64 1980 1722 127.1 — — — — -73 — +67 33.3% -1.07 2–5 (29%) 1–2 (33%) 95.6 -1.30
1984 1717 126.0 — — — — — — +184 50.0% +0.36 1–1 0–2 — -0.60 1981 1709 110.6 — — — — -33 — — 33.3% -0.50 — 0–1 — -0.04
1985 1794 143.8 — — — — -42 — +133 47.2% +0.17 4–4 (50%) 0–3 (0%) — -2.23 — — — — — — — — — — — — — — — —
1986 1836 143.2 — — — — -9 — +88 55.6% +0.28 6–2 (75%) 4–6 (40%) 103.1 -2.32 — — — — — — — — — — — — — — — —
1987 1863 138.0 — — — — -29 -91 +94 56.7% +0.54 5–0 (100%) 2–2 (50%) 105.7 -0.34 — — — — — — — — — — — — — — — —
1988 1754 120.9 — — — — -21 — +154 49.3% -0.09 6–5 (55%) 1–3 (25%) 96.5 +1.17 — — — — — — — — — — — — — — — —
1989 1677 120.9 — — — — -25 — +183 43.6% -0.41 2–5 (29%) — — -0.70 — — — — — — — — — — — — — — — —
1990 1634 101.9 — — — — — — — 33.3% -0.33 0–2 0–1 — +0.25 — — — — — — — — — — — — — — — —
Career 2182 156.8 — — — — +4 +46 +38 60.7% +0.84 101–86 (54%) 58–58 (50%) 98.8 -4.11 Career 1825 133.9 — — — — +19 -51 -20 51.1% +0.14 32–23 (58%) 9–20 (31%) 97.8 -0.29

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.