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

Kathrin Keil vs Fiorella Bonicelli H2H: 0-1

Fiorella Bonicelli holds a 1–0 lead over Kathrin Keil in their WTA head-to-head. Across 1 main-draw meeting, Fiorella Bonicelli leads 1–0 on clay. Most recently, Fiorella Bonicelli won the 1984 Roland Garros round of 128 7-5 5-7 6-3.

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Kathrin Keil
USA Age 63
H2H
0 – 1
1 main-draw meetings
Fiorella Bonicelli
URU Age 74

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Fiorella Bonicelli 7-5 5-7 6-3 Kathrin Keil Match data May 30, 1984* 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
Kathrin Keil — — — 1,703 45 55 45.0% 0 0 0 0 0 0
Fiorella Bonicelli — — — 1,868 137 98 58.3% 0 0 0 0 12 12

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 Kathrin Keil Fiorella Bonicelli
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 — — — — — — — 1968 1–2 33.3% — 1,509 0 0
17 1980 5–2 71.4% — 1,599 0 0 1969 11–8 57.9% — 1,604 0 0
18 1981 9–8 52.9% — 1,616 0 0 1970 11–5 68.8% — 1,702 0 2
19 1982 3–2 60.0% — 1,637 0 0 1971 12–10 54.5% — 1,701 0 6
20 1983 0–1 0.0% — 1,633 0 0 1972 26–16 61.9% — 1,796 0 9
21 1984 6–8 42.9% — 1,601 0 0 1973 24–11 68.6% — 1,842 0 11
22 1985 0–1 0.0% — 1,586 0 0 1974 6–4 60.0% — 1,800 0 11
23 1986 4–2 66.7% — 1,605 0 0 1975 12–13 48.0% — 1,774 0 12
24 1987 14–16 46.7% — 1,630 0 0 1976 14–8 63.6% — 1,776 0 12
25 1988 3–11 21.4% — 1,579 0 0 1977 9–10 47.4% — 1,763 0 12
26 1989 1–4 20.0% — 1,535 0 0 1978 10–9 52.6% — 1,742 0 12
30 — — — — — — — 1982 0–1 0.0% — 1,728 0 12
32 — — — — — — — 1984 1–1 50.0% — 1,717 0 12

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 Kathrin Keil Fiorella Bonicelli
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 — — — — — — — — — — — — — — — — — 1968 — — — — 1 2 3 33.3% — — — — — — — —
17 1980 5 2 7 71.4% — — — — — — — — — — — — 1969 — — — — 8 4 12 66.7% 3 4 7 42.9% — — — —
18 1981 1 3 4 25.0% 1 1 2 50.0% — — — — — — — — 1970 — — — — 10 3 13 76.9% 1 2 3 33.3% — — — —
19 1982 — — — — 3 2 5 60.0% — — — — — — — — 1971 — — — — 10 7 17 58.8% 1 3 4 25.0% — — — —
20 1983 — — — — — — — — — — — — 0 1 1 0.0% 1972 0 1 1 0.0% 15 9 24 62.5% 8 6 14 57.1% — — — —
21 1984 6 4 10 60.0% 0 4 4 0.0% — — — — — — — — 1973 — — — — 19 8 27 70.4% 5 3 8 62.5% — — — —
22 1985 0 1 1 0.0% — — — — — — — — — — — — 1974 — — — — 4 3 7 57.1% 2 1 3 66.7% — — — —
23 1986 — — — — 4 2 6 66.7% — — — — — — — — 1975 2 2 4 50.0% 9 9 18 50.0% 1 2 3 33.3% — — — —
24 1987 11 8 19 57.9% 0 1 1 0.0% 1 4 5 20.0% 2 3 5 40.0% 1976 — — — — 14 7 21 66.7% 0 1 1 0.0% — — — —
25 1988 3 10 13 23.1% 0 1 1 0.0% — — — — — — — — 1977 1 1 2 50.0% 6 8 14 42.9% 2 1 3 66.7% — — — —
26 1989 1 4 5 20.0% — — — — — — — — — — — — 1978 — — — — 6 5 11 54.5% 0 3 3 0.0% — — — —
30 — — — — — — — — — — — — — — — — — 1982 — — — — 0 1 1 0.0% — — — — — — — —
32 — — — — — — — — — — — — — — — — — 1984 — — — — 1 1 2 50.0% — — — — — — — —
Career — 27 32 59 45.8% 8 11 19 42.1% 1 4 5 20.0% 2 4 6 33.3% — 3 4 7 42.9% 103 67 170 60.6% 23 26 49 46.9% — — — —

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 Kathrin Keil Fiorella Bonicelli
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 — — — — — — — — — — — — — — — — 1968 1510 98.3 — — — — — — — 40.0% -0.60 1–0 — — -0.19
17 1980 1600 130.2 — — — — +65 — — 64.7% +1.29 2–1 (67%) 0–1 — -0.44 1969 1604 117.2 — — — — — +35 -68 61.0% +0.41 0–3 (0%) — — -0.11
18 1981 1616 117.2 — — — — +61 — — 52.4% -0.12 4–4 (50%) 4–1 (80%) 101.5 -0.42 1970 1702 116.4 — — — — — +53 -159 61.8% +0.44 3–1 (75%) — — +1.28
19 1982 1637 111.3 — — — — — -54 — 53.8% +0.15 2–1 (67%) 1–0 — -0.08 1971 1702 122.1 — — — — — +58 -185 54.9% +0.33 3–4 (43%) — — +2.08
20 1983 1634 108.6 — — — — — — — 33.3% -2.67 0–1 1–0 — -0.21 1972 1796 137.0 — — — — — +57 -166 58.0% +0.53 10–6 (63%) 4–2 (67%) 105.5 -0.59
21 1984 1602 104.8 — — — — +49 -40 — 42.4% -0.55 3–2 (60%) 2–3 (40%) 100.2 +1.11 1973 1842 136.2 — — — — — +53 -147 63.0% +0.73 8–3 (73%) 6–4 (60%) 103.3 +0.33
22 1985 1587 98.4 — — — — — — — 0.0% -3.50 — — — +0.09 1974 1800 119.7 — — — — — +33 -78 66.7% +1.33 1–2 (33%) — — +0.49
23 1986 1606 111.2 — — — — — -14 — 69.2% +1.23 0–1 1–0 — +1.24 1975 1774 138.4 — — — — -137 +22 -84 51.7% +0.29 6–6 (50%) 1–3 (25%) 98.0 -2.39
24 1987 1631 122.6 — — — — +57 — -81 43.3% -0.61 6–3 (67%) 4–4 (50%) 103.7 +0.32 1976 1777 132.4 — — — — — +29 — 59.2% +0.84 4–1 (80%) 2–1 (67%) 103.9 -0.37
25 1988 1579 111.1 — — — — +11 — — 28.1% -1.84 2–2 (50%) 1–0 — -1.26 1977 1763 128.8 — — — — — +1 -63 50.0% -0.02 2–4 (33%) 3–2 (60%) 98.6 -0.83
26 1989 1536 97.2 — — — — -1 — — 25.0% -1.08 1–1 0–3 (0%) — +0.46 1978 1743 134.2 — — — — — +42 -82 55.8% +0.28 1–4 (20%) 2–2 (50%) 97.2 -1.32
30 — — — — — — — — — — — — — — — — 1982 1728 102.7 — — — — — — — 0.0% -3.00 — — — -0.22
32 — — — — — — — — — — — — — — — — 1984 1717 101.4 — — — — — — — 50.0% +0.67 1–1 — — +0.28
Career — 1704 122.0 — — — — +43 -34 -81 44.9% -0.47 20–16 (56%) 14–12 (54%) 103.5 +0.81 — 1868 138.2 — — — — -137 +40 -127 57.4% +0.47 40–35 (53%) 18–14 (56%) 102.7 -0.67

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.