H2H data updated: 2026-07-19 02:51 UTC
Heinz Gunthardt vs Deon Joubert H2H: 2-0
Heinz Gunthardt holds a 2–0 lead over Deon Joubert in their ATP head-to-head. Across 2 main-draw meetings, Heinz Gunthardt leads 1–0 on clay and 1–0 on hard courts. Most recently, Heinz Gunthardt won the 1980 Johannesburg quarterfinal 6-3 6-2.
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SUI
Age 67
Right-Handed
180 cm / 5'11"
H2H
2
–
0
2 main draw meetings
RSA
Age 73
Left-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Apr 13, 1980* | Johannesburg | ATP 250 | QF | Hard | Heinz Gunthardt | 6-3 6-2 | Deon Joubert | Match data |
| Aug 23, 1979* | Boston | ATP 250 | R32 | Clay | Heinz Gunthardt | 7-6 5-7 6-4 | Deon Joubert | Match data |
* 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Heinz Gunthardt | #1,013 | #22 | 0 | 1,966 | 225 | 189 | 54.3% | 0 | 0 | 0 | 0 | 5 | 5 |
| Deon Joubert | #739 | #51 | 0 | 1,619 | 39 | 76 | 33.9% | 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.
| Age | Heinz Gunthardt | Deon Joubert | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | 1976 | 1–4 | 20.0% | #210 | 1,497 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 1977 | 3–6 | 33.3% | #221 | 1,509 | 0 | 0 | 1971 | 1–1 | 50.0% | — | 1,496 | 0 | 0 |
| 19 | 1978 | 25–25 | 50.0% | #55 | 1,764 | 0 | 1 | — | — | — | — | — | — | — |
| 20 | 1979 | 30–23 | 56.6% | #51 | 1,812 | 0 | 1 | 1973 | 2–3 | 40.0% | — | 1,502 | 0 | 0 |
| 21 | 1980 | 37–21 | 63.8% | #26 | 1,832 | 0 | 4 | 1974 | 2–1 | 66.7% | #176 | 1,546 | 0 | 0 |
| 22 | 1981 | 28–22 | 56.0% | #38 | 1,813 | 0 | 4 | 1975 | 0–3 | 0.0% | #238 | 1,513 | 0 | 0 |
| 23 | 1982 | 26–25 | 51.0% | #85 | 1,722 | 0 | 4 | 1976 | 4–5 | 44.4% | #154 | 1,552 | 0 | 0 |
| 24 | 1983 | 27–15 | 64.3% | #25 | 1,853 | 0 | 5 | 1977 | 4–16 | 20.0% | #132 | 1,508 | 0 | 0 |
| 25 | 1984 | 23–19 | 54.8% | #31 | 1,779 | 0 | 5 | 1978 | 4–7 | 36.4% | #56 | 1,524 | 0 | 0 |
| 26 | 1985 | 22–19 | 53.7% | #36 | 1,818 | 0 | 5 | 1979 | 12–22 | 35.3% | #111 | 1,534 | 0 | 0 |
| 27 | 1986 | 3–9 | 25.0% | #251 | 1,670 | 0 | 5 | 1980 | 7–12 | 36.8% | #144 | 1,516 | 0 | 0 |
| 28 | 1987 | 0–1 | 0.0% | #954 | 1,663 | 0 | 5 | 1981 | 3–4 | 42.9% | #144 | 1,531 | 0 | 0 |
| 29 | — | — | — | — | — | — | — | 1982 | 0–1 | 0.0% | #240 | 1,518 | 0 | 0 |
| 31 | — | — | — | — | — | — | — | 1984 | 0–1 | 0.0% | #463 | 1,511 | 0 | 0 |