H2H data updated: 2026-09-10 00:00 UTC

Charles Bud Cox vs Sammy Giammalva Jr H2H: 0-1

Sammy Giammalva Jr holds a 1–0 lead over Charles Bud Cox in their ATP head-to-head. Across 1 main-draw meeting, Sammy Giammalva Jr leads 1–0 on grass. Most recently, Sammy Giammalva Jr won the 1985 Wimbledon round of 128 6-0 6-4 5-7 6-4.

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Charles Bud Cox
USA Right-Handed 196 cm / 6'5"
H2H
0 – 1
1 main-draw meetings
Sammy Giammalva Jr
USA Age 63 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Sammy Giammalva Jr 6-0 6-4 5-7 6-4 Charles Bud Cox #243 Match data Jun 26, 1985* R128 Wimbledon Grand Slam Grass

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
Charles Bud Cox #1,067 #149 0 1,500 7 19 26.9% 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.

Charles Bud Cox Sammy Giammalva Jr
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1980 0–1 0.0% — 1,481 0 0 — — — — — — —
1984 0–1 0.0% #283 1,460 0 0 — — — — — — —
1985 0–1 0.0% #290 1,452 0 0 — — — — — — —
1986 2–5 28.6% #169 1,452 0 0 — — — — — — —
1987 4–8 33.3% #214 1,460 0 0 — — — — — — —
1988 1–3 25.0% #582 1,438 0 0 — — — — — — —

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Charles Bud Cox 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 %
1980 0 1 1 0.0% — — — — — — — — — — — — 1980 6 3 9 66.7% 0 1 1 0.0% — — — — — — — —
1984 — — — — — — — — 0 1 1 0.0% — — — — 1981 13 8 21 61.9% 8 7 15 53.3% — — — — 2 5 7 28.6%
1985 — — — — — — — — 0 1 1 0.0% — — — — 1982 0 3 3 0.0% 1 5 6 16.7% 6 3 9 66.7% 1 4 5 20.0%
1986 1 2 3 33.3% 1 2 3 33.3% 0 1 1 0.0% — — — — 1983 11 10 21 52.4% 6 5 11 54.5% 2 3 5 40.0% 5 2 7 71.4%
1987 1 3 4 25.0% 1 3 4 25.0% — — — — 2 2 4 50.0% 1984 8 7 15 53.3% 3 4 7 42.9% 3 2 5 60.0% 1 2 3 33.3%
1988 1 3 4 25.0% — — — — — — — — — — — — 1985 10 8 18 55.6% — — — — 4 4 8 50.0% 4 5 9 44.4%
— — — — — — — — — — — — — — — — — 1986 6 8 14 42.9% 3 3 6 50.0% 2 2 4 50.0% 3 4 7 42.9%
— — — — — — — — — — — — — — — — — 1987 4 8 12 33.3% 2 3 5 40.0% 4 3 7 57.1% 5 5 10 50.0%
— — — — — — — — — — — — — — — — — 1988 7 8 15 46.7% 2 2 4 50.0% 3 3 6 50.0% 4 2 6 66.7%
— — — — — — — — — — — — — — — — — 1989 4 5 9 44.4% 0 2 2 0.0% 0 3 3 0.0% 1 0 1 100.0%
Career 3 9 12 25.0% 2 5 7 28.6% 0 3 3 0.0% 2 2 4 50.0% Career 69 68 137 50.4% 25 32 57 43.9% 24 23 47 51.1% 26 29 55 47.3%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Charles Bud Cox 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
1980 1482 99.8 — — — — — — — 33.3% -0.33 0–1 0–1 — +0.30 1980 1608 127.7 — — — — +76 — — 50.0% -0.03 3–0 (100%) 1–0 — +0.70
1984 1460 100.1 — — — — — — — 40.0% -0.20 0–1 — — +0.17 1981 1672 132.0 — — — — +26 -93 — 50.0% -0.02 15–10 (60%) 8–8 (50%) 103.8 +2.44
1985 1452 101.3 — — — — — — — 25.0% -2.00 — — — -0.09 1982 1623 123.4 — — — — -34 -90 +29 41.3% -0.35 4–8 (33%) 3–7 (30%) 94.9 +1.50
1986 1453 108.0 — — — — +54 +87 — 36.8% -0.63 2–3 (40%) 3–3 (50%) 98.6 +0.27 1983 1701 132.6 — — — — -2 -112 -28 53.3% -0.09 7–7 (50%) 8–4 (67%) 103.1 +2.18
1987 1460 113.8 — — — — +52 +61 — 34.6% -0.50 1–1 2–3 (40%) — +0.81 1984 1715 139.4 — — — — -12 -117 +2 47.1% -0.23 6–2 (75%) 3–3 (50%) 105.8 -0.79
1988 1439 93.6 — — — — +37 — — 22.2% -2.00 — — — +0.50 1985 1737 142.0 — — — — +7 — +16 50.6% +0.04 3–2 (60%) 8–3 (73%) 106.1 -0.64
— — — — — — — — — — — — — — — — 1986 1740 140.4 — — — — -9 -120 -6 48.8% +0.15 4–6 (40%) 3–1 (75%) 100.4 -1.68
— — — — — — — — — — — — — — — — 1987 1644 128.6 — — — — +2 -40 +94 43.4% -0.45 4–4 (50%) 5–6 (45%) 97.9 +0.11
— — — — — — — — — — — — — — — — 1988 1653 124.7 — — — — -2 -43 +53 51.8% +0.13 7–6 (54%) 5–6 (45%) 97.8 +0.72
— — — — — — — — — — — — — — — — 1989 1582 113.0 — — — — +68 — +50 35.9% -0.54 2–2 (50%) 0–3 (0%) 96.8 +0.53
Career 1500 107.9 — — — — +48 +72 — 33.3% -0.80 3–6 (33%) 5–7 (42%) 94.6 +7.54 Career 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.