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

Sybille Niox Chateau vs Isabelle Demongeot H2H: 1-0

Sybille Niox Chateau holds a 1–0 lead over Isabelle Demongeot in their WTA head-to-head. Across 1 main-draw meeting, Sybille Niox Chateau leads 1–0 on clay. Most recently, Sybille Niox Chateau won the 1991 Roland Garros round of 128 6-4 6-4.

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Sybille Niox Chateau
FRA Age 56
H2H
1 – 0
1 main-draw meetings
Isabelle Demongeot
FRA Age 59 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Sybille Niox Chateau 6-4 6-4 Isabelle Demongeot #167 Match data May 29, 1991* R128 Roland Garros Grand Slam 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
Sybille Niox Chateau — — — 1,530 16 35 31.4% 0 0 0 0 0 0
Isabelle Demongeot #522 #35 69 1,841 119 157 43.1% 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 Sybille Niox Chateau Isabelle Demongeot
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1986 0–1 0.0% — 1,485 0 0 — — — — — — —
17 1987 2–2 50.0% — 1,505 0 0 1984 1–1 50.0% #165 1,513 0 0
18 1988 5–10 33.3% — 1,492 0 0 1985 4–7 36.4% #135 1,520 0 0
19 1989 0–4 0.0% — 1,463 0 0 1986 11–15 42.3% #65 1,608 0 0
20 1990 0–2 0.0% — 1,451 0 0 1987 17–20 45.9% #53 1,732 0 0
21 1991 4–5 44.4% — 1,487 0 0 1988 19–19 50.0% #45 1,759 0 0
22 1992 5–11 31.2% — 1,455 0 0 1989 18–15 54.5% #46 1,766 0 0
23 — — — — — — — 1990 15–17 46.9% #78 1,687 0 0
24 — — — — — — — 1991 13–14 48.1% #63 1,683 0 1
25 — — — — — — — 1992 7–17 29.2% #136 1,626 0 1
26 — — — — — — — 1993 5–11 31.2% #150 1,592 0 1
27 — — — — — — — 1994 3–9 25.0% #130 1,541 0 1
28 — — — — — — — 1995 5–9 35.7% #160 1,546 0 1
29 — — — — — — — 1996 1–3 25.0% #242 1,529 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 Sybille Niox Chateau Isabelle Demongeot
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 %
16 1986 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
17 1987 — — — — 2 2 4 50.0% — — — — — — — — 1984 — — — — 1 1 2 50.0% — — — — — — — —
18 1988 1 3 4 25.0% 4 7 11 36.4% — — — — — — — — 1985 0 1 1 0.0% 2 4 6 33.3% 2 1 3 66.7% 0 1 1 0.0%
19 1989 0 1 1 0.0% 0 3 3 0.0% — — — — — — — — 1986 3 3 6 50.0% 3 4 7 42.9% 3 2 5 60.0% 2 6 8 25.0%
20 1990 — — — — 0 2 2 0.0% — — — — — — — — 1987 7 8 15 46.7% 1 5 6 16.7% 6 3 9 66.7% 3 4 7 42.9%
21 1991 0 1 1 0.0% 4 4 8 50.0% — — — — — — — — 1988 5 8 13 38.5% 11 5 16 68.8% 0 3 3 0.0% 3 3 6 50.0%
22 1992 1 2 3 33.3% 4 7 11 36.4% 0 1 1 0.0% 0 1 1 0.0% 1989 11 9 20 55.0% 5 4 9 55.6% 2 2 4 50.0% — — — —
23 — — — — — — — — — — — — — — — — — 1990 11 10 21 52.4% 4 5 9 44.4% 0 2 2 0.0% — — — —
24 — — — — — — — — — — — — — — — — — 1991 10 8 18 55.6% 0 3 3 0.0% 0 1 1 0.0% 3 2 5 60.0%
25 — — — — — — — — — — — — — — — — — 1992 3 11 14 21.4% 1 2 3 33.3% 2 2 4 50.0% 1 2 3 33.3%
26 — — — — — — — — — — — — — — — — — 1993 4 6 10 40.0% 1 4 5 20.0% 0 1 1 0.0% — — — —
27 — — — — — — — — — — — — — — — — — 1994 2 3 5 40.0% 1 2 3 33.3% 0 2 2 0.0% 0 2 2 0.0%
28 — — — — — — — — — — — — — — — — — 1995 2 2 4 50.0% 0 3 3 0.0% 3 3 6 50.0% 0 1 1 0.0%
29 — — — — — — — — — — — — — — — — — 1996 0 1 1 0.0% 0 1 1 0.0% 1 1 2 50.0% — — — —
Career — 2 7 9 22.2% 14 26 40 35.0% 0 1 1 0.0% 0 1 1 0.0% — 58 70 128 45.3% 30 43 73 41.1% 19 23 42 45.2% 12 21 33 36.4%

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 Sybille Niox Chateau Isabelle Demongeot
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
16 1986 1485 99.7 — — — — — — — 33.3% -1.00 0–1 — — +0.20 — — — — — — — — — — — — — — — —
17 1987 1506 101.0 — — — — — +29 — 44.4% -0.89 1–0 — — +0.40 1984 1514 102.8 — — — — — — — 50.0% +0.50 — — — +0.09
18 1988 1492 111.7 — — — — +26 +38 — 42.9% -0.37 0–5 (0%) 1–2 (33%) — +0.44 1985 1520 106.0 — — — — — +7 +100 36.4% -0.95 — — — +0.76
19 1989 1463 104.7 — — — — — +49 — 11.1% -3.11 0–1 1–0 — -0.19 1986 1609 129.8 — — — — -40 -65 +53 45.8% -0.20 2–5 (29%) 2–5 (29%) 96.1 +0.38
20 1990 1451 98.8 — — — — — — — 20.0% -2.00 0–1 — — -0.29 1987 1732 140.6 — — — — -56 -238 +22 45.2% -0.20 6–4 (60%) 0–1 — -0.92
21 1991 1487 107.4 — — — — — +21 — 44.4% -0.50 0–2 1–0 — +0.31 1988 1759 143.5 — — — — -71 -64 -55 53.9% +0.18 5–10 (33%) 4–1 (80%) 100.3 -3.79
22 1992 1456 101.8 — — — — +21 +40 — 36.1% -1.19 1–3 (25%) 3–2 (60%) 98.3 +1.26 1989 1766 145.5 — — — — -4 -36 -73 53.3% +0.31 5–4 (56%) 4–3 (57%) 101.0 -3.59
23 — — — — — — — — — — — — — — — — 1990 1688 134.0 — — — — +77 -6 — 43.5% -0.58 5–4 (56%) 3–1 (75%) 103.7 -1.98
24 — — — — — — — — — — — — — — — — 1991 1683 123.3 — — — — +67 -79 — 52.5% -0.12 2–5 (29%) 6–1 (86%) 98.5 +0.46
25 — — — — — — — — — — — — — — — — 1992 1626 122.8 — — — — -19 -17 +52 32.7% -0.90 1–3 (25%) 3–3 (50%) 96.6 -1.74
26 — — — — — — — — — — — — — — — — 1993 1593 116.2 — — — — +3 -6 — 33.3% -1.23 4–3 (57%) 1–0 — -0.63
27 — — — — — — — — — — — — — — — — 1994 1542 110.1 — — — — +37 +40 — 29.6% -1.11 1–2 (33%) 0–3 (0%) 95.9 +0.54
28 — — — — — — — — — — — — — — — — 1995 1547 116.6 — — — — +52 -12 +36 38.7% -0.45 1–2 (33%) 0–1 — -0.04
29 — — — — — — — — — — — — — — — — 1996 1530 101.6 — — — — — — — 25.0% -1.88 — 1–0 — +0.15
Career — 1531 107.6 — — — — +24 +35 — 37.4% -0.99 2–13 (13%) 6–4 (60%) 91.3 +4.18 — 1842 138.1 — — — — +1 -50 +21 44.7% -0.34 32–42 (43%) 24–19 (56%) 99.7 -3.75

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.