H2H data updated: 2026-10-18 00:00 UTC

Clark Graebner vs Bob Mckinley H2H: 3-1

Clark Graebner holds a 3–1 lead over Bob Mckinley in their ATP head-to-head. Across 4 main-draw meetings, Clark Graebner leads 2–0 on clay, while they are tied 1–1 on hard courts. Most recently, Bob Mckinley won the 1972 South Orange round of 32 6-3 7-6.

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Clark Graebner
USA Age 82 Right-Handed 188 cm / 6'2"
H2H
3 – 1
4 main-draw meetings
Bob Mckinley
USA

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Bob Mckinley 6-3 7-6 Clark Graebner Match data Sep 4, 1972* R32 South Orange ATP 250 Hard
Clark Graebner 6-4 7-5 Bob Mckinley Match data Aug 26, 1971* R16 Merion ATP 250 Hard
Clark Graebner 7-5 6-4 Bob Mckinley Match data Jul 22, 1970* R64 Cincinnati Open ATP 500 Clay
Clark Graebner 6-4 6-2 Bob Mckinley Match data Apr 19, 1969* QF Houston 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
Clark Graebner #199 #45 0 2,013 339 160 67.9% 0 0 0 0 12 12
Bob Mckinley — — — 1,643 — — — 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.

Clark Graebner Bob Mckinley
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1968 74–22 77.1% — 1,818 0 2 — — — — — — —
1969 49–14 77.8% — 1,840 0 6 — — — — — — —
1970 55–27 67.1% — 1,838 0 8 — — — — — — —
1971 75–29 72.1% — 1,867 0 11 — — — — — — —
1972 33–22 60.0% — 1,811 0 11 — — — — — — —
1973 34–19 64.2% #48 1,769 0 12 — — — — — — —
1974 11–13 45.8% #99 1,693 0 12 — — — — — — —
1975 8–11 42.1% #120 1,583 0 12 — — — — — — —
1976 0–3 0.0% #199 1,540 0 12 — — — — — — —

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Clark Graebner Bob Mckinley
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 %
1968 30 11 41 73.2% 9 3 12 75.0% 28 6 34 82.4% 7 2 9 77.8% 1968 0 1 1 0.0% — — — — 1 1 2 50.0% — — — —
1969 13 2 15 86.7% 10 4 14 71.4% 22 6 28 78.6% 4 2 6 66.7% 1969 1 1 2 50.0% 2 3 5 40.0% 5 4 9 55.6% 0 2 2 0.0%
1970 15 11 26 57.7% 19 5 24 79.2% 12 3 15 80.0% 9 8 17 52.9% 1970 0 2 2 0.0% 0 3 3 0.0% 3 2 5 60.0% — — — —
1971 36 9 45 80.0% 19 7 26 73.1% 14 5 19 73.7% 6 8 14 42.9% 1971 1 2 3 33.3% 0 1 1 0.0% — — — — 0 1 1 0.0%
1972 17 10 27 63.0% 2 2 4 50.0% 9 4 13 69.2% 5 6 11 45.5% 1972 4 2 6 66.7% 0 4 4 0.0% 0 1 1 0.0% 0 1 1 0.0%
1973 18 8 26 69.2% 5 4 9 55.6% 3 3 6 50.0% 8 4 12 66.7% 1973 0 1 1 0.0% 0 3 3 0.0% 7 5 12 58.3% 1 1 2 50.0%
1974 2 4 6 33.3% 4 4 8 50.0% 2 2 4 50.0% 3 3 6 50.0% — — — — — — — — — — — — — — — — —
1975 0 1 1 0.0% 3 4 7 42.9% — — — — 5 6 11 45.5% — — — — — — — — — — — — — — — — —
1976 0 1 1 0.0% — — — — — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
Career 131 57 188 69.7% 71 33 104 68.3% 90 29 119 75.6% 47 41 88 53.4% Career 6 9 15 40.0% 2 14 16 12.5% 16 13 29 55.2% 1 5 6 16.7%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Clark Graebner Bob Mckinley
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
1968 1819 133.7 — — — — +90 -116 +78 73.3% +1.64 10–8 (56%) — — +0.48 1968 1513 102.6 — — — — — — — 33.3% -0.89 — — — -0.38
1969 1841 131.4 — — — — +152 -98 +107 71.5% +1.35 8–5 (62%) 1–0 — +5.30 1969 1562 112.5 — — — — -29 -32 +24 46.3% -0.27 1–1 — — +0.03
1970 1838 134.4 — — — — -19 +57 +151 62.2% +0.83 16–8 (67%) 4–2 (67%) 105.2 +2.72 1970 1575 107.6 — — — — — -79 +41 33.3% -1.15 1–1 2–1 (67%) — -0.71
1971 1868 141.1 — — — — +44 +24 +135 65.4% +1.01 21–7 (75%) 17–15 (53%) 106.8 +5.39 1971 1559 102.3 — — — — -64 — — 30.8% -0.92 1–2 (33%) 0–1 — -0.21
1972 1811 136.3 — — — — +26 +67 +132 58.0% +0.62 5–8 (38%) 6–4 (60%) 93.8 +3.02 1972 1579 109.8 — — — — +3 -140 — 34.5% -1.17 2–2 (50%) 4–4 (50%) 100.9 -0.17
1973 1770 134.0 — — — — +58 +77 +109 62.2% +0.84 6–5 (55%) 9–9 (50%) 98.1 +3.71 1973 1598 119.5 — — — — -10 -191 +76 52.0% +0.22 0–5 (0%) 2–2 (50%) 94.6 +0.57
1974 1693 113.9 — — — — +41 +97 +143 46.2% -0.38 6–5 (55%) 3–4 (43%) 97.5 +1.74 — — — — — — — — — — — — — — — —
1975 1583 111.5 — — — — +72 +119 — 52.4% -0.05 0–5 (0%) 6–3 (67%) 94.0 +3.44 — — — — — — — — — — — — — — — —
1976 1540 91.6 — — — — +45 — — 0.0% -3.83 — — — +0.51 — — — — — — — — — — — — — — — —
Career 2014 136.4 — — — — +51 +17 +113 64.3% +0.96 72–51 (59%) 46–37 (55%) 100.2 +5.37 Career 1644 115.5 — — — — -21 -102 +51 42.0% -0.50 5–11 (31%) 8–8 (50%) 95.5 -1.32

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.