H2H data updated: 2026-07-19 14:15 UTC
Heinz Gunthardt vs Sammy Giammalva Jr H2H: 1-1
Heinz Gunthardt and Sammy Giammalva Jr are tied 1–1 in their ATP head-to-head. Across 2 main-draw meetings, Heinz Gunthardt leads 1–0 on clay, while Sammy Giammalva Jr leads 1–0 on hard courts. Most recently, Sammy Giammalva Jr won the 1981 US Open first round 6-4 4-6 6-3 1-6 6-1.
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SUI
Age 67
Right-Handed
180 cm / 5'11"
H2H
1
–
1
2 main draw meetings
Age 63
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Sep 3, 1981* | US Open | Grand Slam | R128 | Hard | Sammy Giammalva Jr | 6-4 4-6 6-3 1-6 6-1 | Heinz Gunthardt | Match data |
| May 7, 1981* | Forest Hills Wct | ATP 250 | R32 | Clay | Heinz Gunthardt | 6-3 6-2 | Sammy Giammalva Jr | 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 |
| Sammy Giammalva Jr | — | — | — | 1,802 | — | — | — | 0 | 0 | 0 | 0 | 2 | 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 | Sammy Giammalva Jr | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — | — |
| 19 | 1978 | 25–25 | 50.0% | #55 | 1,764 | 0 | 1 | — | — | — | — | — | — | — |
| 20 | 1979 | 30–23 | 56.6% | #51 | 1,812 | 0 | 1 | — | — | — | — | — | — | — |
| 21 | 1980 | 37–21 | 63.8% | #26 | 1,832 | 0 | 4 | — | — | — | — | — | — | — |
| 22 | 1981 | 28–22 | 56.0% | #38 | 1,813 | 0 | 4 | — | — | — | — | — | — | — |
| 23 | 1982 | 26–25 | 51.0% | #85 | 1,722 | 0 | 4 | — | — | — | — | — | — | — |
| 24 | 1983 | 27–15 | 64.3% | #25 | 1,853 | 0 | 5 | — | — | — | — | — | — | — |
| 25 | 1984 | 23–19 | 54.8% | #31 | 1,779 | 0 | 5 | — | — | — | — | — | — | — |
| 26 | 1985 | 22–19 | 53.7% | #36 | 1,818 | 0 | 5 | — | — | — | — | — | — | — |
| 27 | 1986 | 3–9 | 25.0% | #251 | 1,670 | 0 | 5 | — | — | — | — | — | — | — |
| 28 | 1987 | 0–1 | 0.0% | #954 | 1,663 | 0 | 5 | — | — | — | — | — | — | — |