H2H data updated: 2026-07-18 14:16 UTC
Colin Dowdeswell vs Thomaz Koch H2H: 0-1
Thomaz Koch holds a 1–0 lead over Colin Dowdeswell in their ATP head-to-head. Across 1 main-draw meeting, Thomaz Koch leads 1–0 on clay. Most recently, Thomaz Koch won the 1976 Indianapolis second round 6-3 7-5.
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GBR
Age 71
Right-Handed
185 cm / 6'1"
H2H
0
–
1
1 main draw meetings
BRA
Age 81
Left-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Aug 9, 1976 | Indianapolis | ATP 250 | R64 | Clay | Thomaz Koch | 6-3 7-5 | Colin Dowdeswell | Match data |
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Colin Dowdeswell | #901 | #31 | 0 | 1,734 | 119 | 173 | 40.8% | 0 | 0 | 0 | 0 | 1 | 1 |
| Thomaz Koch | #857 | #24 | 0 | 1,873 | 200 | 157 | 56.0% | 0 | 0 | 0 | 0 | 6 | 6 |
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 | Colin Dowdeswell | Thomaz Koch | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | 1972 | 1–1 | 50.0% | — | 1,505 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 1973 | 4–5 | 44.4% | #148 | 1,523 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 1974 | 4–4 | 50.0% | #138 | 1,538 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 1975 | 22–23 | 48.9% | #85 | 1,631 | 0 | 1 | — | — | — | — | — | — | — |
| 21 | 1976 | 14–26 | 35.0% | #122 | 1,631 | 0 | 1 | — | — | — | — | — | — | — |
| 22 | 1977 | 9–13 | 40.9% | #100 | 1,576 | 0 | 1 | — | — | — | — | — | — | — |
| 23 | 1978 | 20–22 | 47.6% | #75 | 1,651 | 0 | 1 | 1968 | 29–17 | 63.0% | — | 1,677 | 0 | 1 |
| 24 | 1979 | 12–16 | 42.9% | #104 | 1,641 | 0 | 1 | 1969 | 34–18 | 65.4% | — | 1,799 | 0 | 4 |
| 25 | 1980 | 1–13 | 7.1% | #269 | 1,506 | 0 | 1 | 1970 | 18–15 | 54.5% | — | 1,786 | 0 | 4 |
| 26 | — | — | — | — | — | — | — | 1971 | 24–13 | 64.9% | — | 1,717 | 0 | 5 |
| 27 | 1982 | 2–4 | 33.3% | — | 1,532 | 0 | 1 | 1972 | 19–16 | 54.3% | — | 1,717 | 0 | 6 |
| 28 | 1983 | 17–10 | 63.0% | #33 | 1,721 | 0 | 1 | 1973 | 5–6 | 45.5% | #204 | 1,704 | 0 | 6 |
| 29 | 1984 | 10–24 | 29.4% | #179 | 1,609 | 0 | 1 | 1974 | 22–12 | 64.7% | #24 | 1,861 | 0 | 6 |
| 30 | 1985 | 2–11 | 15.4% | #258 | 1,476 | 0 | 1 | 1975 | 20–22 | 47.6% | #62 | 1,743 | 0 | 6 |
| 31 | 1986 | 1–1 | 50.0% | #414 | 1,511 | 0 | 1 | 1976 | 15–8 | 65.2% | #58 | 1,803 | 0 | 6 |
| 32 | — | — | — | — | — | — | — | 1977 | 1–6 | 14.3% | #263 | 1,706 | 0 | 6 |
| 34 | — | — | — | — | — | — | — | 1979 | 4–7 | 36.4% | #85 | 1,658 | 0 | 6 |
| 35 | — | — | — | — | — | — | — | 1980 | 7–9 | 43.8% | #49 | 1,651 | 0 | 6 |
| 36 | — | — | — | — | — | — | — | 1981 | 0–2 | 0.0% | #90 | 1,627 | 0 | 6 |
| 37 | — | — | — | — | — | — | — | 1982 | 1–5 | 16.7% | #240 | 1,592 | 0 | 6 |
| 38 | — | — | — | — | — | — | — | 1983 | 1–1 | 50.0% | #185 | 1,583 | 0 | 6 |