H2H data updated: 2026-07-14 14:15 UTC
J. Hayes vs Sammy Giammalva Jr H2H: 0-1
Sammy Giammalva Jr leads J. Hayes 1–0 in 1 ATP main-draw meeting. Sammy Giammalva Jr's record is 1–0 on hard courts. Their latest meeting was at Napa in 1981, where Sammy Giammalva Jr won 6-2 6-4.
Browse and filter notable rivalries
USA
Age 71
Right-Handed
193 cm / 6'4"
H2H
0
–
1
1 main draw meetings
Age 63
Right-Handed
Career Comparison
| Metric | J. Hayes | Sammy Giammalva Jr |
|---|---|---|
| Peak Ranking | #92 | — |
| Peak Points | 0 | — |
| Peak Elo | 1,588 | 1,802 |
| Singles W-L | 15–28 | — |
| Win % | 34.9% | — |
| Grand Slam titles | 0 | 0 |
| Masters 1000 titles | 0 | 0 |
| ATP Finals titles | 0 | 0 |
| ATP 500 titles | 0 | 0 |
| ATP 250 titles | 0 | 2 |
| Total titles | 0 | 0 |
| Age | J. Hayes | Sammy Giammalva Jr | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Season | W-L | Win % | Rank | Elo | GS | Titles | Season | W-L | Win % | Rank | Elo | GS | Titles | |
| 23 | 1978 | 0–1 | 0.0% | #211 | 1,499 | 0 | 0 | — | — | — | — | — | — | — |
| 24 | 1979 | 1–1 | 50.0% | #252 | 1,506 | 0 | 0 | — | — | — | — | — | — | — |
| 25 | 1980 | 6–7 | 46.2% | #97 | 1,581 | 0 | 0 | — | — | — | — | — | — | — |
| 26 | 1981 | 6–14 | 30.0% | #99 | 1,517 | 0 | 0 | — | — | — | — | — | — | — |
| 27 | 1982 | 2–4 | 33.3% | #248 | 1,517 | 0 | 0 | — | — | — | — | — | — | — |
| 29 | 1984 | 0–1 | 0.0% | #463 | 1,494 | 0 | 0 | — | — | — | — | — | — | — |
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Mar 28, 1981* | Napa | ATP 250 | QF | Hard | Sammy Giammalva Jr | 6-2 6-4 | J. Hayes | Match data |