H2H data updated: 2026-09-06 00:00 UTC

Leif Shiras vs Pieter Aldrich H2H: 0-1

Pieter Aldrich holds a 1–0 lead over Leif Shiras in their ATP head-to-head. Across 1 main-draw meeting, Pieter Aldrich leads 1–0 on grass. Most recently, Pieter Aldrich won the 1990 Newport round of 32 6-3 6-4.

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Leif Shiras
USA Age 67 Right-Handed 183 cm / 6'0"
H2H
0 – 1
1 main-draw meetings
Pieter Aldrich
RSA Age 60 Right-Handed 180 cm / 5'11"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Pieter Aldrich #171 6-3 6-4 Leif Shiras #134 Match data Jul 12, 1990* R32 Newport ATP World Series → modern equivalent ATP 250 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
Leif Shiras #1,118 #31 291 1,687 71 102 41.0% 0 0 0 0 0 0
Pieter Aldrich #1,122 #64 256 1,675 36 40 47.4% 0 0 0 0 1 1

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 Leif Shiras Pieter Aldrich
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
20 1980 0–2 0.0% #482 1,475 0 0 1986 1–1 50.0% #275 1,512 0 0
21 — — — — — — — 1987 1–1 50.0% #134 1,535 0 0
22 1982 0–1 0.0% — 1,454 0 0 1988 15–15 50.0% #68 1,662 0 0
23 1983 2–2 50.0% #408 1,485 0 0 1989 13–19 40.6% #125 1,619 0 0
24 1984 15–16 48.4% #61 1,555 0 0 1990 6–4 60.0% #192 1,663 0 1
25 1985 17–19 47.2% #123 1,646 0 0 — — — — — — —
26 1986 2–5 28.6% #176 1,591 0 0 — — — — — — —
27 1987 4–11 26.7% #157 1,524 0 0 — — — — — — —
28 1988 9–12 42.9% #110 1,586 0 0 — — — — — — —
29 1989 14–16 46.7% #85 1,637 0 0 — — — — — — —
30 1990 8–18 30.8% #181 1,553 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 Leif Shiras Pieter Aldrich
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 %
20 1980 0 1 1 0.0% 0 1 1 0.0% — — — — — — — — 1986 1 1 2 50.0% — — — — — — — — — — — —
21 — — — — — — — — — — — — — — — — — 1987 1 1 2 50.0% — — — — — — — — — — — —
22 1982 0 1 1 0.0% — — — — — — — — — — — — 1988 11 10 21 52.4% 0 1 1 0.0% 4 4 8 50.0% — — — —
23 1983 — — — — — — — — 2 2 4 50.0% — — — — 1989 8 11 19 42.1% — — — — 3 4 7 42.9% 2 4 6 33.3%
24 1984 3 7 10 30.0% 1 1 2 50.0% 11 6 17 64.7% 0 2 2 0.0% 1990 0 3 3 0.0% — — — — 5 0 5 100.0% 1 1 2 50.0%
25 1985 3 5 8 37.5% — — — — 8 8 16 50.0% 6 6 12 50.0% — — — — — — — — — — — — — — — — —
26 1986 0 2 2 0.0% — — — — 0 1 1 0.0% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
27 1987 0 3 3 0.0% 1 4 5 20.0% 2 3 5 40.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — —
28 1988 5 8 13 38.5% — — — — 0 2 2 0.0% 4 2 6 66.7% — — — — — — — — — — — — — — — — —
29 1989 7 10 17 41.2% — — — — 3 2 5 60.0% 4 4 8 50.0% — — — — — — — — — — — — — — — — —
30 1990 4 11 15 26.7% 1 2 3 33.3% 1 3 4 25.0% 2 2 4 50.0% — — — — — — — — — — — — — — — — —
Career — 22 48 70 31.4% 3 8 11 27.3% 27 27 54 50.0% 19 19 38 50.0% — 21 26 47 44.7% 0 1 1 0.0% 12 8 20 60.0% 3 5 8 37.5%

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 Leif Shiras Pieter Aldrich
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
20 1980 1475 97.2 — — — — — — — 0.0% -4.60 — — — -0.03 1986 1513 110.1 — — — — — — — 50.0% +0.17 1–1 — — +0.09
21 — — — — — — — — — — — — — — — — 1987 1536 112.9 — — — — — — — 50.0% -1.00 — — — -0.32
22 1982 1455 96.8 — — — — — — — 0.0% -3.33 — — — +0.19 1988 1662 129.6 — — — — +17 — -56 51.3% -0.08 5–6 (45%) 7–7 (50%) 99.5 +0.62
23 1983 1485 108.0 — — — — — — +87 45.5% -0.45 1–0 2–1 (67%) — +0.08 1989 1620 119.5 — — — — +5 — -29 43.3% -0.48 7–7 (50%) 4–4 (50%) 97.9 +0.20
24 1984 1556 124.7 — — — — -88 — +124 48.1% -0.20 6–5 (55%) 10–10 (50%) 102.7 +0.82 1990 1664 118.5 — — — — -66 — +47 52.2% +0.04 2–0 2–1 (67%) — +0.37
25 1985 1646 126.8 — — — — -74 — +37 48.4% -0.40 7–8 (47%) 11–8 (58%) 104.1 +0.46 — — — — — — — — — — — — — — — —
26 1986 1592 109.4 — — — — -37 — — 42.1% -0.37 1–4 (20%) 3–2 (60%) 98.0 +0.95 — — — — — — — — — — — — — — — —
27 1987 1525 112.0 — — — — -4 -15 +97 35.0% -1.00 0–2 3–4 (43%) — +0.97 — — — — — — — — — — — — — — — —
28 1988 1587 128.4 — — — — +10 — — 45.3% -0.21 3–5 (38%) 1–3 (25%) 97.5 -0.08 — — — — — — — — — — — — — — — —
29 1989 1638 124.3 — — — — -38 — +26 45.8% -0.18 8–5 (62%) 6–5 (55%) 105.6 +0.78 — — — — — — — — — — — — — — — —
30 1990 1553 112.8 — — — — +19 -37 +91 28.3% -1.65 3–1 (75%) 2–4 (33%) 102.2 +0.18 — — — — — — — — — — — — — — — —
Career — 1687 126.2 — — — — -30 -23 +79 42.4% -0.59 29–30 (49%) 38–37 (51%) 104.6 +2.50 — 1676 127.4 — — — — +3 — -21 47.8% -0.25 15–14 (52%) 13–12 (52%) 101.1 +1.26

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.