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

Natalia Baudone vs Mareen Louie Harper H2H: 0-1

Mareen Louie Harper holds a 1–0 lead over Natalia Baudone in their WTA head-to-head. Across 1 main-draw meeting, Mareen Louie Harper leads 1–0 on hard courts. Most recently, Mareen Louie Harper won the 1991 Aurora round of 32 4-6 6-0 6-1.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Natalia Baudone
ITA Right-Handed 188 cm / 6'2"
H2H
0 – 1
1 main-draw meetings
Mareen Louie Harper
USA Age 66

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mareen Louie Harper 4-6 6-0 6-1 Natalia Baudone #224 Match data Feb 14, 1991* R32 Aurora Tier V → modern equivalent 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
Natalia Baudone #934 #71 126 1,682 38 58 39.6% 0 0 0 0 0 0
Mareen Louie Harper — — — 1,910 177 239 42.5% 0 0 0 0 2 2

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.

Natalia Baudone Mareen Louie Harper
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1990 1–1 50.0% #224 1,501 0 0 1974 2–1 66.7% — 1,523 0 0
1991 0–4 0.0% #179 1,464 0 0 1976 1–2 33.3% — 1,521 0 0
1992 7–9 43.8% #101 1,537 0 0 1977 0–2 0.0% — 1,519 0 0
1993 11–16 40.7% #97 1,577 0 0 1978 7–12 36.8% — 1,588 0 0
1994 8–9 47.1% #96 1,650 0 0 1979 4–13 23.5% — 1,568 0 0
1995 8–12 40.0% #104 1,662 0 0 1980 22–23 48.9% — 1,714 0 0
1996 3–7 30.0% #177 1,625 0 0 1981 16–20 44.4% — 1,743 0 0
— — — — — — — 1982 9–18 33.3% — 1,654 0 0
— — — — — — — 1983 7–10 41.2% — 1,671 0 0
— — — — — — — 1984 18–17 51.4% — 1,733 0 1
— — — — — — — 1985 29–18 61.7% — 1,776 0 2
— — — — — — — 1986 12–17 41.4% — 1,679 0 2
— — — — — — — 1987 9–16 36.0% — 1,623 0 2
— — — — — — — 1988 12–17 41.4% — 1,613 0 2
— — — — — — — 1989 6–14 30.0% — 1,576 0 2
— — — — — — — 1990 10–15 40.0% — 1,590 0 2
— — — — — — — 1991 12–16 42.9% — 1,614 0 2
— — — — — — — 1992 1–7 12.5% — 1,545 0 2
— — — — — — — 1994 0–1 0.0% — 1,536 0 2

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.

Natalia Baudone Mareen Louie Harper
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 %
1990 — — — — 1 1 2 50.0% — — — — — — — — 1974 2 1 3 66.7% — — — — — — — — — — — —
1991 0 1 1 0.0% 0 3 3 0.0% — — — — — — — — 1976 — — — — 0 1 1 0.0% 1 1 2 50.0% — — — —
1992 3 3 6 50.0% 4 3 7 57.1% 0 1 1 0.0% 0 2 2 0.0% 1977 — — — — 0 1 1 0.0% — — — — 0 1 1 0.0%
1993 4 7 11 36.4% 4 6 10 40.0% 0 1 1 0.0% 3 2 5 60.0% 1978 4 5 9 44.4% 3 3 6 50.0% — — — — 0 4 4 0.0%
1994 7 8 15 46.7% 1 1 2 50.0% — — — — — — — — 1979 2 6 8 25.0% 0 1 1 0.0% 0 1 1 0.0% 2 5 7 28.6%
1995 5 7 12 41.7% 3 4 7 42.9% 0 1 1 0.0% — — — — 1980 7 8 15 46.7% 3 2 5 60.0% 5 2 7 71.4% 7 11 18 38.9%
1996 2 3 5 40.0% 0 3 3 0.0% 1 1 2 50.0% — — — — 1981 5 7 12 41.7% 1 1 2 50.0% 1 2 3 33.3% 9 10 19 47.4%
— — — — — — — — — — — — — — — — — 1982 4 6 10 40.0% 2 1 3 66.7% 0 2 2 0.0% 3 9 12 25.0%
— — — — — — — — — — — — — — — — — 1983 5 5 10 50.0% — — — — — — — — 2 5 7 28.6%
— — — — — — — — — — — — — — — — — 1984 14 9 23 60.9% 0 1 1 0.0% 1 3 4 25.0% 3 4 7 42.9%
— — — — — — — — — — — — — — — — — 1985 18 9 27 66.7% 0 2 2 0.0% 2 2 4 50.0% 9 5 14 64.3%
— — — — — — — — — — — — — — — — — 1986 8 7 15 53.3% — — — — 1 2 3 33.3% 3 8 11 27.3%
— — — — — — — — — — — — — — — — — 1987 6 8 14 42.9% 0 2 2 0.0% 2 3 5 40.0% 1 3 4 25.0%
— — — — — — — — — — — — — — — — — 1988 8 11 19 42.1% 1 1 2 50.0% 0 2 2 0.0% 3 3 6 50.0%
— — — — — — — — — — — — — — — — — 1989 3 9 12 25.0% — — — — 2 3 5 40.0% 1 2 3 33.3%
— — — — — — — — — — — — — — — — — 1990 8 10 18 44.4% — — — — 0 2 2 0.0% 2 3 5 40.0%
— — — — — — — — — — — — — — — — — 1991 9 11 20 45.0% — — — — 1 2 3 33.3% 2 3 5 40.0%
— — — — — — — — — — — — — — — — — 1992 1 5 6 16.7% — — — — — — — — 0 2 2 0.0%
— — — — — — — — — — — — — — — — — 1994 0 1 1 0.0% — — — — — — — — — — — —
Career 21 29 50 42.0% 13 21 34 38.2% 1 4 5 20.0% 3 4 7 42.9% Career 104 118 222 46.8% 10 16 26 38.5% 16 27 43 37.2% 47 78 125 37.6%

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.

Natalia Baudone Mareen Louie Harper
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
1990 1502 102.9 — — — — — — — 60.0% +0.80 0–1 — — +0.23 1974 1524 102.4 — — — — +72 — — 57.1% +0.29 1–0 1–0 — +0.56
1991 1465 96.6 — — — — — +22 — 20.0% -2.20 0–2 — — -0.01 1976 1522 100.6 — — — — — — — 42.9% -0.57 0–1 — — +0.36
1992 1538 120.3 — — — — +12 +28 — 44.4% -0.67 2–2 (50%) 1–1 — +0.42 1977 1520 116.3 — — — — — — — 0.0% -3.50 — 0–1 — -0.35
1993 1578 121.3 — — — — +3 -7 — 41.5% -0.89 6–5 (55%) 5–4 (56%) 105.4 -0.23 1978 1589 122.4 — — — — +31 -31 — 34.1% -1.25 5–1 (83%) 2–1 (67%) 108.1 -0.33
1994 1650 135.6 — — — — +10 — — 48.7% -0.31 2–3 (40%) 1–4 (20%) 98.8 -0.82 1979 1568 121.3 — — — — +25 — — 30.0% -1.90 2–4 (33%) 2–1 (67%) — +0.42
1995 1662 125.1 — — — — -4 -56 — 45.7% -0.43 1–5 (17%) 0–3 (0%) 92.4 -0.25 1980 1714 128.5 — — — — -41 -153 -36 46.2% -0.59 12–4 (75%) 2–6 (25%) 107.6 +1.57
1996 1626 108.7 — — — — +22 -80 — 30.4% -1.70 2–1 (67%) 1–0 — +0.04 1981 1743 134.3 — — — — -2 — -72 42.7% -0.51 7–5 (58%) 4–2 (67%) 105.0 -1.63
— — — — — — — — — — — — — — — — 1982 1655 124.8 — — — — -27 -46 — 35.5% -1.06 4–4 (50%) 1–2 (33%) 99.6 -1.27
— — — — — — — — — — — — — — — — 1983 1671 132.0 — — — — -14 — — 42.9% -0.43 2–1 (67%) 1–2 (33%) 100.4 -0.99
— — — — — — — — — — — — — — — — 1984 1733 127.5 — — — — +24 — -94 48.8% -0.05 7–3 (70%) 2–3 (40%) 105.0 +0.67
— — — — — — — — — — — — — — — — 1985 1777 143.7 — — — — +52 — -157 58.5% +0.41 8–4 (67%) 5–5 (50%) 101.8 -0.01
— — — — — — — — — — — — — — — — 1986 1680 121.2 — — — — +20 — -65 39.1% -0.55 5–3 (63%) 2–5 (29%) 97.5 +1.39
— — — — — — — — — — — — — — — — 1987 1624 119.5 — — — — +6 — -17 38.6% -0.67 3–4 (43%) 1–1 — +0.33
— — — — — — — — — — — — — — — — 1988 1614 129.1 — — — — +11 — — 43.3% -0.43 4–5 (44%) 5–4 (56%) 100.4 -0.29
— — — — — — — — — — — — — — — — 1989 1576 117.3 — — — — -17 — -21 32.0% -1.38 6–4 (60%) 6–1 (86%) 107.4 -1.33
— — — — — — — — — — — — — — — — 1990 1590 128.4 — — — — +10 — — 45.8% -0.14 2–7 (22%) 1–3 (25%) 94.5 +0.31
— — — — — — — — — — — — — — — — 1991 1615 127.2 — — — — -4 — -50 39.4% -0.53 8–4 (67%) 4–4 (50%) 105.2 +0.46
— — — — — — — — — — — — — — — — 1992 1545 105.4 — — — — -7 — — 25.0% -1.81 0–2 1–0 — -0.11
— — — — — — — — — — — — — — — — 1994 1537 103.8 — — — — — — — 0.0% -2.50 — 0–1 — -0.17
Career 1682 127.5 — — — — +6 -15 — 42.4% -0.76 13–19 (41%) 8–12 (40%) 97.6 -0.65 Career 1911 135.2 — — — — +7 -78 -59 42.4% -0.57 76–56 (58%) 40–42 (49%) 107.5 -0.10

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.