H2H data updated: 2026-08-15 02:40 UTC

Jean Baptiste Chanfreau vs Robert Kreiss H2H: 1-0

Jean Baptiste Chanfreau holds a 1–0 lead over Robert Kreiss in their ATP head-to-head. Across 1 main-draw meeting, Jean Baptiste Chanfreau leads 1–0 on hard courts. Most recently, Jean Baptiste Chanfreau won the 1971 Merion round of 64 6-4 6-4.

H2H
1 0
1 main draw meetings

H2H Match Log

WinnerScoreLoserMatch DataDateRoundTournamentCategorySurface
Jean Baptiste Chanfreau 6-4 6-4 Robert Kreiss Match data Aug 24, 1971* R64 Merion ATP 250 Hard

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Jean Baptiste Chanfreau #420 #80 0 1,677 61 126 32.6% 0 0 0 0 0 0
Robert Kreiss 1,559 0 0 0 0 0 0

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.

Jean Baptiste Chanfreau Robert Kreiss
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 3–5 37.5% 1,471 0 0
1969 4–17 19.0% 1,385 0 0
1970 5–14 26.3% 1,465 0 0
1971 15–18 45.5% 1,559 0 0
1972 6–17 26.1% 1,469 0 0
1973 20–29 40.8% #84 1,655 0 0
1974 4–16 20.0% #138 1,569 0 0
1975 1–5 16.7% #212 1,525 0 0
1978 2–3 40.0% #418 1,546 0 0
1979 1–2 33.3% #420 1,535 0 0

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.

Jean Baptiste Chanfreau Robert Kreiss
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 %
1968 2 4 6 33.3% 1 1 2 50.0% 1968 0 1 1 0.0%
1969 0 1 1 0.0% 1 7 8 12.5% 3 8 11 27.3% 0 1 1 0.0% 1969 0 1 1 0.0%
1970 1 2 3 33.3% 2 7 9 22.2% 1 4 5 20.0% 1 1 2 50.0% 1970 0 1 1 0.0%
1971 5 5 10 50.0% 3 7 10 30.0% 7 6 13 53.8% 1971 1 4 5 20.0% 0 1 1 0.0%
1972 2 3 5 40.0% 2 9 11 18.2% 1 4 5 20.0% 1 1 2 50.0% 1972 1 0 1 100.0% 0 1 1 0.0% 0 3 3 0.0%
1973 4 6 10 40.0% 6 10 16 37.5% 6 3 9 66.7% 4 10 14 28.6% 1973 0 1 1 0.0% 0 1 1 0.0% 0 1 1 0.0% 2 3 5 40.0%
1974 0 4 4 0.0% 1 3 4 25.0% 2 3 5 40.0% 1 6 7 14.3% 1974 2 5 7 28.6% 0 5 5 0.0% 1 2 3 33.3% 3 4 7 42.9%
1975 1 5 6 16.7% 1975 0 3 3 0.0% 2 6 8 25.0% 0 2 2 0.0% 5 7 12 41.7%
1978 1 1 2 50.0% 1 2 3 33.3%
1979 1 2 3 33.3%
Career 13 23 36 36.1% 19 53 72 26.4% 21 29 50 42.0% 8 21 29 27.6% Career 4 14 18 22.2% 2 13 15 13.3% 1 8 9 11.1% 10 17 27 37.0%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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.

Jean Baptiste Chanfreau Robert Kreiss
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Schedule
1968 1471 97.2 -13 26.3% -1.52 2–1 (67%) +0.13 1968 1488 101.1 33.3% -0.67 0–1 -0.09
1969 1385 97.3 +1 +61 24.5% -1.68 1–3 (25%) 1–0 +0.24 1969 1474 99.6 33.3% -1.33 0–1 +0.08
1970 1465 121.0 +119 -55 -18 26.9% -1.56 3–1 (75%) 2–3 (40%) -1.08 1970 1470 97.7 0.0% -3.50 -0.26
1971 1560 114.1 +30 -112 +7 44.6% -0.42 5–6 (45%) 5–7 (42%) +2.68 1971 1451 99.2 +54 23.1% -2.00 0–1 1–1 +0.26
1972 1469 101.0 +110 -73 +32 29.3% -1.22 2–6 (25%) 4–7 (36%) +0.99 1972 1440 107.3 +71 33.3% -1.67 0–2 2–0 +0.43
1973 1655 135.6 +23 -191 -81 42.9% -0.71 8–11 (42%) 4–6 (40%) -2.67 1973 1458 113.5 +82 35.0% -0.90 1–3 (25%) 1–4 (20%) -0.11
1974 1570 119.1 -22 -97 +35 24.0% -1.90 2–2 (50%) 1–1 -0.83 1974 1489 120.5 +68 -34 -21 34.5% -0.88 3–5 (38%) 1–4 (20%) +0.38
1975 1526 98.2 -78 16.7% -2.50 +0.32 1975 1481 124.5 +58 -35 36.1% -1.07 2–6 (25%) 3–3 (50%) +0.73
1978 1547 110.7 +10 38.5% -1.08 2–1 (67%) 1–3 (25%) +0.07
1979 1536 96.5 -1 28.6% -1.86 1–0 +0.43
Career 1678 119.2 +32 -91 +6 34.1% -1.15 26–31 (46%) 18–27 (40%) +0.15 Career 1559 120.7 +65 -35 -21 33.7% -1.12 6–19 (24%) 8–12 (40%) +2.06

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.