H2H data updated: 2026-09-03 00:00 UTC

Thomaz Koch vs Armando Cornejo H2H: 2-0

Thomaz Koch holds a 2–0 lead over Armando Cornejo in their ATP head-to-head. Across 2 main-draw meetings, Thomaz Koch leads 2–0 on grass. Most recently, Thomaz Koch won the 1974 US Open round of 128 7-5 6-1 6-3.

BRA Age 81 Left-Handed
H2H
2 0
2 main draw meetings
CHI Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Thomaz Koch 7-5 6-1 6-3 Armando Cornejo Match data Aug 30, 1974* R128 US Open Grand Slam Grass
Thomaz Koch 6-0 6-4 6-2 Armando Cornejo Match data Aug 29, 1969* R128 US Open Grand Slam Grass

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
Thomaz Koch #857 #24 0 1,880 199 157 55.9% 0 0 0 0 6 6
Armando Cornejo #662 #282 0 1,527 3 12 20.0% 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.

Thomaz Koch Armando Cornejo
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 29–17 63.0% 1,672 0 1 1969 3–9 25.0% 1,476 0 0
1969 34–18 65.4% 1,796 0 4 1973 0–1 0.0% 1,460 0 0
1970 18–15 54.5% 1,804 0 4 1974 0–2 0.0% #318 1,450 0 0
1971 24–13 64.9% 1,747 0 5
1972 19–17 52.8% 1,706 0 6
1973 5–6 45.5% #204 1,698 0 6
1974 22–12 64.7% #24 1,863 0 6
1975 19–21 47.5% #62 1,768 0 6
1976 15–8 65.2% #58 1,815 0 6
1977 1–6 14.3% #94 1,715 0 6
1979 4–7 36.4% #85 1,665 0 6
1980 7–9 43.8% #49 1,654 0 6
1981 0–2 0.0% #90 1,630 0 6
1982 1–5 16.7% 1,594 0 6
1983 1–1 50.0% #185 1,585 0 6

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.

Thomaz Koch Armando Cornejo
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 9 5 14 64.3% 18 9 27 66.7% 1 2 3 33.3% 1 1 2 50.0% 1969 0 1 1 0.0% 3 4 7 42.9% 0 4 4 0.0%
1969 12 6 18 66.7% 12 3 15 80.0% 1 4 5 20.0% 9 5 14 64.3% 1973 0 1 1 0.0%
1970 12 7 19 63.2% 1 2 3 33.3% 5 6 11 45.5% 1974 0 1 1 0.0% 0 1 1 0.0%
1971 6 4 10 60.0% 6 3 9 66.7% 5 3 8 62.5% 7 3 10 70.0%
1972 4 5 9 44.4% 2 4 6 33.3% 7 3 10 70.0% 6 5 11 54.5%
1973 4 4 8 50.0% 1 1 2 50.0% 0 1 1 0.0%
1974 4 2 6 66.7% 12 7 19 63.2% 3 2 5 60.0% 3 1 4 75.0%
1975 1 4 5 20.0% 12 11 23 52.2% 0 2 2 0.0% 6 4 10 60.0%
1976 3 1 4 75.0% 4 4 8 50.0% 8 3 11 72.7%
1977 0 2 2 0.0% 1 1 2 50.0% 0 1 1 0.0% 0 2 2 0.0%
1979 1 3 4 25.0% 3 4 7 42.9%
1980 0 1 1 0.0% 3 4 7 42.9% 1 3 4 25.0% 3 1 4 75.0%
1981 0 1 1 0.0% 0 1 1 0.0%
1982 1 3 4 25.0% 0 2 2 0.0%
1983 1 1 2 50.0%
Career 57 46 103 55.3% 75 55 130 57.7% 19 23 42 45.2% 48 33 81 59.3% Career 0 1 1 0.0% 3 6 9 33.3% 0 5 5 0.0%

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.

Thomaz Koch Armando Cornejo
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
1968 1672 129.3 -67 +38 -163 61.0% +1.12 5–9 (36%) +0.27 1969 1476 94.2 +57 -25 29.2% -1.87 0–1 -0.91
1969 1796 127.3 +69 +56 -315 60.8% +0.65 10–7 (59%) +3.64 1973 1460 97.0 0.0% -2.50 +0.26
1970 1804 127.6 +60 53.9% +0.49 9–1 (90%) 0–2 +1.66 1974 1450 97.8 0.0% -3.60 -0.23
1971 1748 129.9 +105 +80 -167 65.2% +0.90 3–6 (33%) 7–0 (100%) +4.08
1972 1706 128.0 +63 +56 -87 50.6% +0.08 3–6 (33%) 5–6 (45%) +1.16
1973 1698 118.0 +46 52.0% -0.12 1–2 (33%) 3–0 (100%) -0.13
1974 1863 142.6 -34 -6 -203 61.5% +0.43 5–5 (50%) 7–2 (78%) -2.09
1975 1769 140.3 +80 +16 49.5% +0.08 9–8 (53%) 4–5 (44%) -1.45
1976 1816 127.2 +53 -51 60.7% +0.64 5–2 (71%) 3–3 (50%) +3.43
1977 1715 108.6 +35 31.8% -1.27 1–3 (25%) 1–1 +0.02
1979 1665 115.2 +30 +52 42.3% -0.85 1–3 (25%) 1–0 +0.07
1980 1654 135.1 +61 +52 -47 46.3% -0.24 1–3 (25%) 3–2 (60%) -0.22
1981 1630 99.5 0.0% -2.75 -0.20
1982 1595 108.2 +58 21.4% -2.21 0–1 0–1 -0.55
1983 1586 102.5 50.0% +0.75 +0.52
Career 1881 136.9 +50 +30 -156 55.5% +0.38 53–56 (49%) 34–22 (61%) 101.5 +2.93 Career 1528 94.7 +57 -25 22.6% -2.19 0–1 -6.29

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.