H2H data updated: 2026-07-20 02:15 UTC

Trey Waltke vs Sammy Giammalva Jr H2H: 1-1

Trey Waltke and Sammy Giammalva Jr are tied 1–1 in their ATP head-to-head. Across 2 main-draw meetings, they are tied 1–1 on hard courts. Most recently, Sammy Giammalva Jr won the 1983 Las Vegas fourth round 3-6 6-3 6-4.

USA Age 71 Right-Handed 173 cm / 5'8"
H2H
1 1
2 main draw meetings
Age 63 Right-Handed

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Apr 28, 1983* Las Vegas ATP 250 R16 Hard Sammy Giammalva Jr 3-6 6-3 6-4 Trey Waltke #85 Match data
Oct 17, 1981* Basel ATP 250 QF Hard Trey Waltke #79 6-1 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
Trey Waltke #606 #41 0 1,820 113 178 38.8% 0 0 0 0 0 0
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 Trey Waltke Sammy Giammalva Jr
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
17 1972 1–1 50.0% 1,501 0 0
19 1974 2–5 28.6% #180 1,495 0 0
20 1975 12–23 34.3% #99 1,517 0 0
21 1976 14–21 40.0% #84 1,614 0 0
22 1977 18–25 41.9% #152 1,666 0 0
23 1978 7–15 31.8% #128 1,591 0 0
24 1979 6–15 28.6% #89 1,557 0 0
25 1980 27–22 55.1% #46 1,789 0 0
26 1981 13–24 35.1% #70 1,661 0 0
27 1982 10–14 41.7% #124 1,663 0 0
28 1983 3–13 18.8% #98 1,545 0 0