H2H data updated: 2026-09-07 00:00 UTC

Andy Kohlberg vs Sammy Giammalva Jr H2H: 1-1

Andy Kohlberg 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 1985 Canadian Open round of 32 3-6 7-6 6-2.

USA Age 67 Left-Handed 178 cm / 5'10"
H2H
1 1
2 main-draw meetings
USA Age 63 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Sammy Giammalva Jr 3-6 7-6 6-2 Andy Kohlberg #203 Match data Aug 15, 1985* R32 Canadian Open ATP 500 Hard
Andy Kohlberg 6-3 7-5 Sammy Giammalva Jr Match data Aug 12, 1982* R32 Cleveland ATP 250 Hard

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
Andy Kohlberg #997 #142 0 1,517 13 37 26.0% 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 Andy Kohlberg Sammy Giammalva Jr
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 1978 0–1 0.0% #496 1,484 0 0
19 1979 1–7 12.5% #261 1,460 0 0
20 1980 3–7 30.0% #264 1,470 0 0
21 1981 0–3 0.0% 1,453 0 0
22 1982 4–8 33.3% 1,477 0 0
23 1983 0–1 0.0% #211 1,460 0 0
24 1984 2–2 50.0% #217 1,497 0 0
25 1985 1–5 16.7% #184 1,476 0 0
26 1986 1–1 50.0% #393 1,499 0 0
27 1987 1–1 50.0% #354 1,515 0 0
28 1988 0–1 0.0% #980 1,505 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 Andy Kohlberg 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 1978 0 1 1 0.0% 1981 13 8 21 61.9% 8 7 15 53.3% 2 5 7 28.6%
19 1979 0 4 4 0.0% 0 2 2 0.0% 1 1 2 50.0% 1982 0 3 3 0.0% 1 5 6 16.7% 6 3 9 66.7% 1 4 5 20.0%
20 1980 1 2 3 33.3% 1 3 4 25.0% 1 1 2 50.0% 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%
21 1981 0 2 2 0.0% 0 1 1 0.0% 1984 8 7 15 53.3% 3 4 7 42.9% 3 2 5 60.0% 1 2 3 33.3%
22 1982 2 4 6 33.3% 0 1 1 0.0% 0 1 1 0.0% 2 2 4 50.0% 1985 10 8 18 55.6% 4 4 8 50.0% 4 5 9 44.4%
23 1983 0 1 1 0.0% 1986 6 8 14 42.9% 3 3 6 50.0% 2 2 4 50.0% 3 4 7 42.9%
24 1984 2 2 4 50.0% 1987 4 8 12 33.3% 2 3 5 40.0% 4 3 7 57.1% 5 5 10 50.0%
25 1985 1 3 4 25.0% 0 1 1 0.0% 0 1 1 0.0% 1988 7 8 15 46.7% 2 2 4 50.0% 3 3 6 50.0% 4 2 6 66.7%
26 1986 1 1 2 50.0% 1989 4 5 9 44.4% 0 2 2 0.0% 0 3 3 0.0% 1 0 1 100.0%
27 1987 1 1 2 50.0%
28 1988 0 1 1 0.0%
Career 7 19 26 26.9% 1 9 10 10.0% 1 2 3 33.3% 4 7 11 36.4% 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 Andy Kohlberg 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 1978 1484 96.6 0.0% -3.00 +0.21 1981 1672 132.0 +26 -93 50.0% -0.02 15–10 (60%) 8–8 (50%) 103.8 +2.44
19 1979 1460 117.4 +44 30.4% -1.04 1–4 (20%) 0–2 -0.04 1982 1623 123.4 -32 -90 +29 41.3% -0.35 4–8 (33%) 3–7 (30%) 94.9 +1.50
20 1980 1471 120.7 +17 +29 34.8% -0.96 0–1 1–1 +0.17 1983 1701 132.6 -1 -112 -28 53.3% -0.09 7–7 (50%) 8–4 (67%) 103.1 +2.18
21 1981 1453 100.2 0.0% -2.86 -0.23 1984 1715 139.4 -12 -117 +2 47.1% -0.23 6–2 (75%) 3–3 (50%) 105.8 -0.79
22 1982 1478 116.4 +22 34.5% -0.69 2–2 (50%) 2–5 (29%) 99.5 +0.75 1985 1737 142.0 +7 +16 50.6% +0.04 3–2 (60%) 8–3 (73%) 106.1 -0.64
23 1983 1460 95.3 0.0% -3.50 +0.36 1986 1740 140.4 -9 -120 -6 48.8% +0.15 4–6 (40%) 3–1 (75%) 100.4 -1.68
24 1984 1497 114.1 +19 40.0% -1.50 2–0 1–0 +0.06 1987 1644 128.6 +2 -40 +94 43.4% -0.45 4–4 (50%) 5–6 (45%) 97.9 +0.11
25 1985 1476 109.1 +24 36.8% -1.11 1–4 (20%) 0–2 +0.16 1988 1653 124.7 -2 -43 +53 51.8% +0.13 7–6 (54%) 5–6 (45%) 97.8 +0.72
26 1986 1500 112.1 40.0% -0.40 1–0 -0.20 1989 1582 113.0 +68 +50 35.9% -0.54 2–2 (50%) 0–3 (0%) 96.8 +0.53
27 1987 1515 107.2 50.0% 0.00 1–1 1–0 -0.13
28 1988 1506 102.3 33.3% -1.00 0–1 1–0 -0.08
Career 1517 122.7 +26 +29 32.6% -1.09 8–13 (38%) 6–10 (38%) 97.5 +2.06 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.