H2H data updated: 2026-09-01 00:00 UTC

Guillermo Vilas vs John Alexander H2H: 2-1

Guillermo Vilas holds a 2–1 lead over John Alexander in their ATP head-to-head. Across 3 main-draw meetings, they are tied 1–1 on clay, while Guillermo Vilas leads 1–0 on grass. Most recently, John Alexander won the 1979 Monte-Carlo Masters round of 16 4-6 7-6 7-6.

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Guillermo Vilas
ARG Age 74 Left-Handed 180 cm / 5'11"
H2H
2 – 1
3 main draw meetings
John Alexander
AUS Age 75 Right-Handed 190 cm / 6'3"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
John Alexander #18 4-6 7-6 7-6 Guillermo Vilas #4 Match data Apr 13, 1979* R16 Monte-Carlo Masters ATP 250 Clay
Guillermo Vilas #6 6-4 1-6 6-3 6-4 John Alexander #47 Match data Jan 14, 1977* SF Australian Open Grand Slam Grass
Guillermo Vilas 6-2 7-5 John Alexander Match data Aug 9, 1973* R16 Louisville 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
Guillermo Vilas #1,186 #2 47 2,355 890 283 75.9% 4 0 1 3 54 62
John Alexander #860 #8 0 2,015 567 419 57.5% 0 0 0 0 7 7

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 Guillermo Vilas John Alexander
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
15 1968 1–1 50.0% — 1,506 0 0 — — — — — — —
16 1969 3–3 50.0% — 1,548 0 0 1968 27–14 65.9% — 1,630 0 0
17 1970 2–4 33.3% — 1,533 0 0 1969 29–21 58.0% — 1,636 0 0
18 1971 1–1 50.0% — 1,538 0 0 1970 24–14 63.2% — 1,819 0 1
19 1972 18–15 54.5% — 1,691 0 0 1971 44–36 55.0% — 1,816 0 1
20 1973 24–14 63.2% #31 1,854 0 1 1972 36–32 52.9% — 1,856 0 1
21 1974 87–21 80.6% #5 2,175 0 8 1973 46–30 60.5% #29 1,917 0 1
22 1975 87–18 82.9% #2 2,134 0 13 1974 38–23 62.3% #26 1,849 0 1
23 1976 82–20 80.4% #6 2,104 0 19 1975 61–24 71.8% #8 1,946 0 2
24 1977 128–15 89.5% #3 2,340 2 35 1976 19–21 47.5% #47 1,841 0 2
25 1978 61–8 88.4% #3 2,234 3 42 1977 48–33 59.3% #21 1,878 0 3
26 1979 70–22 76.1% #6 2,092 4 46 1978 50–31 61.7% #22 1,810 0 3
27 1980 62–18 77.5% #4 2,038 4 49 1979 38–28 57.6% #20 1,798 0 4
28 1981 62–16 79.5% #6 2,035 4 52 1980 10–18 35.7% #100 1,686 0 4
29 1982 70–16 81.4% #4 2,016 4 59 1981 23–21 52.3% #75 1,744 0 4
30 1983 51–17 75.0% #11 1,949 4 62 1982 38–21 64.4% #31 1,792 0 6
31 1984 17–14 54.8% #28 1,792 4 62 1983 24–25 49.0% #77 1,658 0 7
32 1985 17–14 54.8% #39 1,768 4 62 1984 12–21 36.4% #142 1,565 0 7
33 1986 18–12 60.0% #22 1,760 4 62 1985 0–6 0.0% #405 1,492 0 7
34 1987 16–13 55.2% #71 1,718 4 62 — — — — — — —
35 1988 11–15 42.3% #126 1,630 4 62 — — — — — — —
36 1989 2–4 33.3% #408 1,601 4 62 — — — — — — —
39 1992 0–2 0.0% #463 1,577 4 62 — — — — — — —

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 Guillermo Vilas John Alexander
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 %
15 1968 — — — — 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — — — — — —
16 1969 — — — — 3 3 6 50.0% — — — — — — — — 1968 0 1 1 0.0% 22 10 32 68.8% 5 3 8 62.5% — — — —
17 1970 1 1 2 50.0% 1 2 3 33.3% 0 1 1 0.0% — — — — 1969 0 1 1 0.0% 7 7 14 50.0% 21 12 33 63.6% 1 1 2 50.0%
18 1971 — — — — 1 1 2 50.0% — — — — — — — — 1970 4 1 5 80.0% 10 6 16 62.5% 6 6 12 50.0% 4 1 5 80.0%
19 1972 1 2 3 33.3% 16 9 25 64.0% 1 4 5 20.0% — — — — 1971 21 12 33 63.6% 12 9 21 57.1% 4 5 9 44.4% 7 10 17 41.2%
20 1973 1 1 2 50.0% 23 12 35 65.7% 0 1 1 0.0% — — — — 1972 11 10 21 52.4% 9 5 14 64.3% 6 3 9 66.7% 10 14 24 41.7%
21 1974 7 3 10 70.0% 63 10 73 86.3% 12 3 15 80.0% 5 5 10 50.0% 1973 8 6 14 57.1% 14 11 25 56.0% 3 3 6 50.0% 21 10 31 67.7%
22 1975 4 3 7 57.1% 71 11 82 86.6% 7 2 9 77.8% 5 2 7 71.4% 1974 12 5 17 70.6% 13 6 19 68.4% 9 5 14 64.3% 4 7 11 36.4%
23 1976 9 3 12 75.0% 47 9 56 83.9% 7 2 9 77.8% 19 6 25 76.0% 1975 13 3 16 81.3% 20 8 28 71.4% 6 3 9 66.7% 22 10 32 68.8%
24 1977 16 2 18 88.9% 90 5 95 94.7% 8 4 12 66.7% 14 4 18 77.8% 1976 3 5 8 37.5% 9 7 16 56.3% 2 2 4 50.0% 5 7 12 41.7%
25 1978 11 2 13 84.6% 39 4 43 90.7% 11 2 13 84.6% — — — — 1977 4 5 9 44.4% 19 6 25 76.0% 18 8 26 69.2% 7 14 21 33.3%
26 1979 14 5 19 73.7% 30 7 37 81.1% 16 2 18 88.9% 10 8 18 55.6% 1978 2 5 7 28.6% 24 10 34 70.6% 18 6 24 75.0% 6 10 16 37.5%
27 1980 13 5 18 72.2% 38 6 44 86.4% 6 2 8 75.0% 5 5 10 50.0% 1979 12 5 17 70.6% 13 8 21 61.9% 6 6 12 50.0% 7 9 16 43.8%
28 1981 4 2 6 66.7% 55 9 64 85.9% 2 2 4 50.0% 1 3 4 25.0% 1980 4 5 9 44.4% 3 2 5 60.0% 1 3 4 25.0% 2 8 10 20.0%
29 1982 10 3 13 76.9% 42 5 47 89.4% — — — — 18 8 26 69.2% 1981 7 9 16 43.8% 8 6 14 57.1% 7 5 12 58.3% 1 1 2 50.0%
30 1983 8 3 11 72.7% 35 10 45 77.8% 0 1 1 0.0% 8 3 11 72.7% 1982 6 5 11 54.5% 10 7 17 58.8% 16 5 21 76.2% 6 4 10 60.0%
31 1984 5 4 9 55.6% 12 9 21 57.1% — — — — 0 1 1 0.0% 1983 7 5 12 58.3% 11 9 20 55.0% 2 6 8 25.0% 4 5 9 44.4%
32 1985 1 3 4 25.0% 16 11 27 59.3% — — — — — — — — 1984 4 6 10 40.0% 4 5 9 44.4% 3 7 10 30.0% 1 3 4 25.0%
33 1986 0 1 1 0.0% 18 10 28 64.3% 0 1 1 0.0% — — — — 1985 0 3 3 0.0% 0 1 1 0.0% 0 2 2 0.0% — — — —
34 1987 0 2 2 0.0% 16 11 27 59.3% — — — — — — — — — — — — — — — — — — — — — — — — —
35 1988 0 2 2 0.0% 11 13 24 45.8% — — — — — — — — — — — — — — — — — — — — — — — — —
36 1989 — — — — 2 4 6 33.3% — — — — — — — — — — — — — — — — — — — — — — — — —
39 1992 — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
Career — 105 47 152 69.1% 630 164 794 79.3% 70 27 97 72.2% 85 45 130 65.4% — 118 92 210 56.2% 208 123 331 62.8% 133 90 223 59.6% 108 114 222 48.6%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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 Guillermo Vilas John Alexander
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
15 1968 1507 101.4 — — — — — — — 44.4% -0.67 1–0 — — 0.00 — — — — — — — — — — — — — — — —
16 1969 1548 110.0 — — — — — +33 — 52.4% 0.00 2–2 (50%) — — +0.06 1968 1630 115.5 — — — — — +31 -45 58.8% +0.55 5–3 (63%) — — -0.25
17 1970 1533 100.6 — — — — — +32 — 35.3% -1.24 1–1 — — +0.31 1969 1636 120.9 — — — — -112 +1 +83 58.9% +0.61 5–8 (38%) — — +3.75
18 1971 1538 109.3 — — — — — — — 40.0% -0.40 0–1 0–1 — +0.32 1970 1820 138.4 — — — — -87 -42 -115 59.1% +0.62 6–6 (50%) 2–1 (67%) — +1.24
19 1972 1692 117.2 — — — — -135 +67 -207 50.6% -0.02 5–2 (71%) 4–2 (67%) — +2.75 1971 1817 144.4 — — — — -5 +9 -82 55.2% +0.33 7–16 (30%) 18–12 (60%) — -3.21
20 1973 1855 142.4 — — — — — +66 — 60.5% +0.49 3–5 (38%) 8–5 (62%) — -1.97 1972 1856 153.5 — — — — -29 +48 -73 53.7% +0.51 13–16 (45%) 13–24 (35%) — -8.33
21 1974 2176 163.1 — — — — -398 +81 -339 74.5% +1.75 14–7 (67%) 6–7 (46%) — -3.67 1973 1917 150.8 — — — — +39 -78 -95 57.3% +0.44 13–12 (52%) 19–14 (58%) — -3.88
22 1975 2135 164.8 — — — — -238 +124 -236 77.3% +1.83 11–4 (73%) 9–3 (75%) — -2.26 1974 1850 146.4 — — — — +27 +47 +21 60.4% +0.86 9–8 (53%) 12–14 (46%) — +0.21
23 1976 2105 166.1 — — — — -55 +141 -116 74.3% +1.65 16–8 (67%) 15–17 (47%) — -2.39 1975 1946 155.4 — — — — +66 +20 -94 66.4% +1.04 15–9 (63%) 23–11 (68%) — -0.90
24 1977 2341 167.8 — — — — -130 +71 -360 81.4% +2.13 26–4 (87%) 24–9 (73%) — -0.99 1976 1841 150.1 — — — — +55 +53 -1 48.4% -0.02 5–7 (42%) 8–12 (40%) — -2.95
25 1978 2235 162.9 — — — — -67 +127 -120 78.4% +1.95 12–4 (75%) 8–5 (62%) — -0.26 1977 1878 156.4 — — — — -38 +45 +16 58.5% +0.69 13–18 (42%) 16–15 (52%) — -1.53
26 1979 2092 163.4 — — — — -76 +212 +65 70.9% +1.36 12–5 (71%) 18–12 (60%) — -2.83 1978 1810 149.4 — — — — -79 +125 +104 58.6% +0.69 15–14 (52%) 10–14 (42%) — +2.66
27 1980 2039 168.7 — — — — -56 +181 +106 72.7% +1.73 9–9 (50%) 10–8 (56%) — -3.22 1979 1799 156.8 — — — — +64 +143 -3 53.0% +0.25 15–10 (60%) 15–13 (54%) — -3.64
28 1981 2035 170.3 — — — — -90 +159 +3 73.8% +1.88 7–3 (70%) 7–7 (50%) — -1.85 1980 1687 138.0 — — — — +72 +209 +52 38.8% -0.58 4–5 (44%) 7–8 (47%) — -0.32
29 1982 2016 167.5 — — — — -29 +191 — 75.6% +1.84 9–4 (69%) 10–7 (59%) — -2.32 1981 1744 136.6 — — — — -49 +128 0 52.7% +0.29 7–8 (47%) 9–11 (45%) — +0.63
30 1983 1949 163.8 — — — — +35 +145 — 72.0% +1.60 7–4 (64%) 11–7 (61%) — -1.46 1982 1792 141.1 — — — — -49 +33 +52 57.6% +0.56 17–7 (71%) 13–14 (48%) — +0.78
31 1984 1792 143.4 — — — — +81 +158 — 51.9% +0.31 7–3 (70%) 7–6 (54%) — -1.09 1983 1658 134.7 — — — — +55 +150 +81 47.5% +0.09 7–5 (58%) 10–14 (42%) — +1.71
32 1985 1768 139.4 — — — — +33 +113 — 54.1% +0.04 3–3 (50%) 7–2 (78%) — -1.45 1984 1565 130.2 — — — — +79 +244 +37 39.0% -0.49 5–6 (45%) 6–10 (38%) — -0.48
33 1986 1761 144.2 — — — — — +100 — 56.1% +0.62 7–4 (64%) 3–7 (30%) — -1.52 1985 1493 102.7 — — — — +110 — — 13.3% -2.13 0–1 1–2 (33%) — -0.02
34 1987 1718 134.7 — — — — — +82 — 55.1% +0.29 4–5 (44%) 4–5 (44%) — -1.10 — — — — — — — — — — — — — — — —
35 1988 1631 131.2 — — — — — +67 — 45.3% -0.17 3–7 (30%) 2–5 (29%) — -0.03 — — — — — — — — — — — — — — — —
36 1989 1602 104.5 — — — — — +40 — 33.3% -1.53 1–1 1–0 — -0.27 — — — — — — — — — — — — — — — —
39 1992 1578 103.1 -2.21 -0.58 0.910 47.9% — — — 33.3% -1.17 0–2 0–1 — -0.15 — — — — — — — — — — — — — — — —
Career — 2355 165.4 -2.21 -0.58 0.910 47.9% -88 +121 -141 70.6% +1.44 160–88 (65%) 154–116 (57%) 100.3 -2.17 — 2016 150.6 — — — — +12 +56 +17 55.6% +0.46 161–159 (50%) 182–189 (49%) 95.7 -1.49

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.