H2H data updated: 2026-09-11 00:00 UTC

Lawson Duncan vs Gustavo Giussani H2H: 1-2

Gustavo Giussani holds a 2–1 lead over Lawson Duncan in their ATP head-to-head. Across 3 main-draw meetings, Gustavo Giussani leads 2–1 on clay. Most recently, Lawson Duncan won the 1989 San Marino round of 16 7-6 6-7 6-3.

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Lawson Duncan
USA Age 61 Right-Handed 185 cm / 6'1"
H2H
1 – 2
3 main-draw meetings
Gustavo Giussani
ARG Age 58 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Lawson Duncan #109 7-6 6-7 6-3 Gustavo Giussani Match data Aug 25, 1989* R16 San Marino ATP 250 Clay
Gustavo Giussani 6-3 6-0 Lawson Duncan #100 Match data Aug 17, 1989* R32 St. Vincent ATP 250 Clay
Gustavo Giussani 5-7 6-0 7-5 Lawson Duncan #98 Match data Aug 10, 1989* R32 Prague 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
Lawson Duncan #1,094 #47 317 1,761 105 110 48.8% 0 0 0 0 0 0
Gustavo Giussani — — — 1,543 — — — 0 0 0 0 0 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 Lawson Duncan Gustavo Giussani
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 1984 4–5 44.4% #165 1,537 0 0 — — — — — — —
20 1985 26–19 57.8% #59 1,624 0 0 — — — — — — —
21 1986 11–18 37.9% #174 1,570 0 0 — — — — — — —
22 1987 6–9 40.0% #93 1,565 0 0 — — — — — — —
23 1988 21–17 55.3% #58 1,658 0 0 — — — — — — —
24 1989 25–22 53.2% #91 1,672 0 0 — — — — — — —
25 1990 12–18 40.0% #143 1,589 0 0 — — — — — — —
26 1991 0–2 0.0% #432 1,565 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 Lawson Duncan Gustavo Giussani
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 %
19 1984 1 2 3 33.3% 2 2 4 50.0% — — — — 1 1 2 50.0% 1987 — — — — 0 2 2 0.0% — — — — — — — —
20 1985 1 4 5 20.0% 25 15 40 62.5% — — — — — — — — 1988 — — — — 1 3 4 25.0% — — — — — — — —
21 1986 1 3 4 25.0% 9 14 23 39.1% — — — — 1 1 2 50.0% 1989 — — — — 7 11 18 38.9% — — — — 0 1 1 0.0%
22 1987 0 2 2 0.0% 6 7 13 46.2% — — — — — — — — — — — — — — — — — — — — — — — — —
23 1988 2 3 5 40.0% 19 13 32 59.4% — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
24 1989 2 5 7 28.6% 23 17 40 57.5% — — — — — — — — — — — — — — — — — — — — — — — — —
25 1990 2 4 6 33.3% 9 10 19 47.4% 0 1 1 0.0% 1 3 4 25.0% — — — — — — — — — — — — — — — — —
26 1991 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 9 24 33 27.3% 93 79 172 54.1% 0 1 1 0.0% 3 6 9 33.3% — — — — — 8 16 24 33.3% — — — — 0 1 1 0.0%

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 Lawson Duncan Gustavo Giussani
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
19 1984 1538 118.7 — — — — +16 +33 — 42.1% -0.84 — 1–0 — +0.03 1987 1483 107.4 — — — — — — — 0.0% -2.75 — — — -0.06
20 1985 1625 135.4 — — — — -112 +56 — 55.2% +0.25 7–4 (64%) 7–1 (88%) 108.1 +2.39 1988 1472 101.0 — — — — — +26 — 25.0% -1.75 — 0–2 — +0.23
21 1986 1570 128.6 — — — — -55 +57 — 45.6% -0.35 1–8 (11%) 8–2 (80%) 97.4 +0.35 1989 1480 119.1 — — — — — +33 — 40.0% -0.44 3–4 (43%) 2–4 (33%) 98.3 +1.07
22 1987 1566 120.6 — — — — — +69 — 43.8% -0.16 1–2 (33%) 0–2 — +0.50 — — — — — — — — — — — — — — — —
23 1988 1658 128.6 — — — — -200 +59 — 52.4% +0.15 4–4 (50%) 5–5 (50%) 99.5 +1.27 — — — — — — — — — — — — — — — —
24 1989 1672 132.8 — — — — -181 +42 — 52.6% +0.20 5–5 (50%) 5–4 (56%) 99.4 +1.78 — — — — — — — — — — — — — — — —
25 1990 1590 119.9 — — — — -91 +107 — 38.8% -1.07 2–4 (33%) 5–1 (83%) 101.9 +1.13 — — — — — — — — — — — — — — — —
26 1991 1565 95.6 +0.82 -1.98 0.695 44.0% — — — 0.0% -2.75 — 0–2 — -0.06 — — — — — — — — — — — — — — — —
Career — 1762 133.6 +0.82 -1.98 0.695 44.0% -107 +60 — 48.9% -0.13 20–27 (43%) 31–17 (65%) 102.7 +3.44 — 1544 114.6 — — — — — +32 — 35.1% -0.79 3–4 (43%) 2–6 (25%) 96.8 +4.96

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.