H2H data updated: 2026-09-12 00:00 UTC

Givaldo Barbosa vs Sammy Giammalva Jr H2H: 0-2

Sammy Giammalva Jr holds a 2–0 lead over Givaldo Barbosa in their ATP head-to-head. Across 2 main-draw meetings, Sammy Giammalva Jr leads 2–0 on clay. Most recently, Sammy Giammalva Jr won the 1983 Austrian Open Kitzbühel round of 32 1-6 6-2 6-4.

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Givaldo Barbosa
BRA Age 72 Right-Handed 183 cm / 6'0"
H2H
0 – 2
2 main-draw meetings
Sammy Giammalva Jr
USA Age 63 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Sammy Giammalva Jr 1-6 6-2 6-4 Givaldo Barbosa Match data Jul 21, 1983* R32 Austrian Open Kitzbühel ATP 250 Clay
Sammy Giammalva Jr 6-2 6-2 Givaldo Barbosa Match data Jul 8, 1983* R16 Swiss Open Gstaad ATP 250 Clay

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Givaldo Barbosa #1,112 #78 71 1,500 13 45 22.4% 0 0 0 0 0 0
Sammy Giammalva Jr — — — 1,803 — — — 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 Givaldo Barbosa Sammy Giammalva Jr
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
22 1976 0–1 0.0% #360 1,495 0 0 — — — — — — —
24 1978 0–2 0.0% #249 1,480 0 0 — — — — — — —
25 1979 0–5 0.0% #128 1,445 0 0 — — — — — — —
26 1980 0–1 0.0% #356 1,431 0 0 — — — — — — —
28 1982 1–3 25.0% #96 1,415 0 0 — — — — — — —
29 1983 7–11 38.9% #98 1,473 0 0 — — — — — — —
30 1984 1–8 11.1% #83 1,424 0 0 — — — — — — —
31 1985 2–12 14.3% #177 1,354 0 0 — — — — — — —
34 1988 1–1 50.0% #355 1,371 0 0 — — — — — — —
35 1989 1–1 50.0% #268 1,387 0 0 — — — — — — —

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Givaldo Barbosa Sammy Giammalva Jr
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
17 — — — — — — — — — — — — — — — — — 1980 6 3 9 66.7% 0 1 1 0.0% — — — — — — — —
18 — — — — — — — — — — — — — — — — — 1981 13 8 21 61.9% 8 7 15 53.3% — — — — 2 5 7 28.6%
19 — — — — — — — — — — — — — — — — — 1982 0 3 3 0.0% 1 5 6 16.7% 6 3 9 66.7% 1 4 5 20.0%
20 — — — — — — — — — — — — — — — — — 1983 11 10 21 52.4% 6 5 11 54.5% 2 3 5 40.0% 5 2 7 71.4%
21 — — — — — — — — — — — — — — — — — 1984 8 7 15 53.3% 3 4 7 42.9% 3 2 5 60.0% 1 2 3 33.3%
22 1976 — — — — — — — — — — — — 0 1 1 0.0% 1985 10 8 18 55.6% — — — — 4 4 8 50.0% 4 5 9 44.4%
23 — — — — — — — — — — — — — — — — — 1986 6 8 14 42.9% 3 3 6 50.0% 2 2 4 50.0% 3 4 7 42.9%
24 1978 — — — — 0 2 2 0.0% — — — — — — — — 1987 4 8 12 33.3% 2 3 5 40.0% 4 3 7 57.1% 5 5 10 50.0%
25 1979 0 2 2 0.0% 0 1 1 0.0% — — — — 0 2 2 0.0% 1988 7 8 15 46.7% 2 2 4 50.0% 3 3 6 50.0% 4 2 6 66.7%
26 1980 — — — — — — — — — — — — 0 1 1 0.0% 1989 4 5 9 44.4% 0 2 2 0.0% 0 3 3 0.0% 1 0 1 100.0%
28 1982 — — — — 0 2 2 0.0% — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — —
29 1983 4 2 6 66.7% 3 6 9 33.3% 0 3 3 0.0% — — — — — — — — — — — — — — — — — — — — —
30 1984 0 1 1 0.0% 1 5 6 16.7% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
31 1985 0 2 2 0.0% 2 8 10 20.0% 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — —
34 1988 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
35 1989 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 6 9 15 40.0% 6 24 30 20.0% 0 7 7 0.0% 1 5 6 16.7% — 69 68 137 50.4% 25 32 57 43.9% 24 23 47 51.1% 26 29 55 47.3%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Givaldo Barbosa Sammy Giammalva Jr
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
17 — — — — — — — — — — — — — — — — 1980 1608 127.7 — — — — +76 — — 50.0% -0.03 3–0 (100%) 1–0 — +0.70
18 — — — — — — — — — — — — — — — — 1981 1672 132.0 — — — — +26 -93 — 50.0% -0.02 15–10 (60%) 8–8 (50%) 103.8 +2.44
19 — — — — — — — — — — — — — — — — 1982 1623 123.4 — — — — -34 -90 +29 41.3% -0.35 4–8 (33%) 3–7 (30%) 94.9 +1.50
20 — — — — — — — — — — — — — — — — 1983 1701 132.6 — — — — -1 -112 -28 53.3% -0.09 7–7 (50%) 8–4 (67%) 103.1 +2.18
21 — — — — — — — — — — — — — — — — 1984 1715 139.4 — — — — -12 -117 +2 47.1% -0.23 6–2 (75%) 3–3 (50%) 105.8 -0.79
22 1976 1496 97.7 — — — — — — — 0.0% -4.00 — — — -0.07 1985 1737 142.0 — — — — +7 — +16 50.6% +0.04 3–2 (60%) 8–3 (73%) 106.1 -0.64
23 — — — — — — — — — — — — — — — — 1986 1740 140.4 — — — — -9 -120 -6 48.8% +0.15 4–6 (40%) 3–1 (75%) 100.4 -1.68
24 1978 1480 103.8 — — — — — — — 0.0% -3.25 — — — -0.06 1987 1644 128.6 — — — — +2 -40 +94 43.4% -0.45 4–4 (50%) 5–6 (45%) 97.9 +0.11
25 1979 1445 103.8 — — — — +40 — — 8.3% -2.92 0–1 1–0 — -0.09 1988 1653 124.7 — — — — -2 -43 +53 51.8% +0.13 7–6 (54%) 5–6 (45%) 97.8 +0.72
26 1980 1432 99.4 — — — — — — — 33.3% -0.67 0–1 — — +0.25 1989 1582 113.0 — — — — +68 — +50 35.9% -0.54 2–2 (50%) 0–3 (0%) 96.8 +0.53
28 1982 1415 100.7 — — — — — — — 40.0% -0.50 0–2 2–2 (50%) — +0.83 — — — — — — — — — — — — — — — —
29 1983 1473 116.2 — — — — +54 -5 +32 43.2% -0.39 1–4 (20%) 5–4 (56%) 99.6 +1.03 — — — — — — — — — — — — — — — —
30 1984 1424 99.1 — — — — — +30 — 25.0% -1.92 0–3 (0%) 3–1 (75%) 98.0 +0.31 — — — — — — — — — — — — — — — —
31 1985 1355 101.1 — — — — — +40 — 25.0% -1.67 0–3 (0%) 1–3 (25%) 95.2 +0.99 — — — — — — — — — — — — — — — —
34 1988 1372 99.8 — — — — — — — 50.0% -0.50 — — — +0.15 — — — — — — — — — — — — — — — —
35 1989 1387 99.7 — — — — — — — 50.0% -0.75 — 1–1 — +0.19 — — — — — — — — — — — — — — — —
Career — 1500 106.9 — — — — +48 +21 +32 30.8% -1.34 1–14 (7%) 13–11 (54%) 92.3 +6.09 — 1804 139.1 — — — — +8 -94 +29 48.1% -0.11 55–47 (54%) 44–41 (52%) 103.6 +1.72

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.