H2H data updated: 2026-09-08 00:00 UTC

Tom Cain vs Sammy Giammalva Jr H2H: 0-1

Sammy Giammalva Jr holds a 1–0 lead over Tom Cain in their ATP head-to-head. Across 1 main-draw meeting, Sammy Giammalva Jr leads 1–0 on clay. Most recently, Sammy Giammalva Jr won the 1983 Houston-Wct round of 16 6-4 7-6.

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Tom Cain
USA Age 67 Right-Handed 185 cm / 6'1"
H2H
0 – 1
1 main-draw meetings
Sammy Giammalva Jr
USA Age 63 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Sammy Giammalva Jr 6-4 7-6 Tom Cain #90 Match data Apr 8, 1983* R16 Houston-Wct 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
Tom Cain #693 #70 0 1,650 43 67 39.1% 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 Tom Cain Sammy Giammalva Jr
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
21 1980 4–9 30.8% #219 1,512 0 0 — — — — — — —
22 1981 2–5 28.6% — 1,476 0 0 — — — — — — —
23 1982 13–14 48.1% — 1,551 0 0 — — — — — — —
24 1983 15–19 44.1% #95 1,614 0 0 — — — — — — —
25 1984 6–9 40.0% #182 1,603 0 0 — — — — — — —
26 1985 3–10 23.1% #213 1,552 0 0 — — — — — — —
27 1986 0–1 0.0% #597 1,537 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 Tom Cain 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 1980 3 4 7 42.9% 0 3 3 0.0% — — — — 1 2 3 33.3% 1984 8 7 15 53.3% 3 4 7 42.9% 3 2 5 60.0% 1 2 3 33.3%
22 1981 0 2 2 0.0% 2 2 4 50.0% — — — — 0 1 1 0.0% 1985 10 8 18 55.6% — — — — 4 4 8 50.0% 4 5 9 44.4%
23 1982 4 3 7 57.1% 5 4 9 55.6% 1 2 3 33.3% 3 5 8 37.5% 1986 6 8 14 42.9% 3 3 6 50.0% 2 2 4 50.0% 3 4 7 42.9%
24 1983 6 7 13 46.2% 5 6 11 45.5% 1 2 3 33.3% 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%
25 1984 3 3 6 50.0% 0 1 1 0.0% 3 3 6 50.0% 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 1985 2 5 7 28.6% — — — — 0 2 2 0.0% 1 3 4 25.0% 1989 4 5 9 44.4% 0 2 2 0.0% 0 3 3 0.0% 1 0 1 100.0%
27 1986 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 18 24 42 42.9% 12 17 29 41.4% 5 9 14 35.7% 8 17 25 32.0% — 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 Tom Cain 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 — — — — -32 -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 1980 1512 120.9 — — — — +61 -15 — 32.3% -1.03 2–1 (67%) 2–3 (40%) 100.7 +0.32 1984 1715 139.4 — — — — -12 -117 +2 47.1% -0.23 6–2 (75%) 3–3 (50%) 105.8 -0.79
22 1981 1477 98.9 — — — — +51 +20 — 40.0% -1.07 1–2 (33%) 1–1 — +1.35 1985 1737 142.0 — — — — +7 — +16 50.6% +0.04 3–2 (60%) 8–3 (73%) 106.1 -0.64
23 1982 1552 124.8 — — — — +21 +2 -40 46.8% -0.03 4–2 (67%) 2–2 (50%) 102.7 +1.94 1986 1740 140.4 — — — — -9 -120 -6 48.8% +0.15 4–6 (40%) 3–1 (75%) 100.4 -1.68
24 1983 1615 130.4 — — — — +13 -24 -86 47.0% -0.12 8–7 (53%) 6–7 (46%) 102.1 +0.53 1987 1644 128.6 — — — — +2 -40 +94 43.4% -0.45 4–4 (50%) 5–6 (45%) 97.9 +0.11
25 1984 1604 115.1 — — — — -3 — -44 44.1% -0.15 2–1 (67%) 2–5 (29%) 99.6 +0.40 1988 1653 124.7 — — — — -2 -43 +53 51.8% +0.13 7–6 (54%) 5–6 (45%) 97.8 +0.72
26 1985 1552 117.6 — — — — +5 — — 31.3% -1.09 1–4 (20%) 1–3 (25%) 94.8 -0.01 1989 1582 113.0 — — — — +68 — +50 35.9% -0.54 2–2 (50%) 0–3 (0%) 96.8 +0.53
27 1986 1538 97.8 — — — — — — — 0.0% -4.00 — — — +0.05 — — — — — — — — — — — — — — — —
Career — 1650 126.9 — — — — +20 -8 -54 42.1% -0.42 18–17 (51%) 14–21 (40%) 97.9 +4.20 — 1804 139.2 — — — — +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.