H2H data updated: 2026-07-18 17:48 UTC

Clark Graebner vs Barry Mackay H2H: 2-0

Clark Graebner holds a 2–0 lead over Barry Mackay in their ATP head-to-head. Across 2 main-draw meetings, Clark Graebner leads 1–0 on clay and 1–0 on hard courts. Most recently, Clark Graebner won the 1970 Cincinnati third round 6-3 6-4.

USA Age 82 Right-Handed 188 cm / 6'2"
H2H
2 0
2 main draw meetings
USA Right-Handed 192 cm / 6'4"

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Jul 23, 1970* Cincinnati Masters 1000 R32 Clay Clark Graebner 6-3 6-4 Barry Mackay Match data
Sep 16, 1968* Los Angeles ATP 250 R64 Hard Clark Graebner 7-9 6-3 6-4 Barry Mackay Match data

* Estimated match date where the exact historical date is unavailable.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 Finals 500 250 Titles
Clark Graebner #199 #45 0 2,015 342 162 67.9% 0 0 0 0 12 12
Barry Mackay #396 #318 0 1,602 15 33 31.2% 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 Clark Graebner Barry Mackay
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
24 1968 74–22 77.1% 1,820 0 2
25 1969 49–14 77.8% 1,842 0 6
26 1970 58–28 67.4% 1,839 0 8
27 1971 75–29 72.1% 1,878 0 11
28 1972 33–22 60.0% 1,812 0 11
29 1973 34–19 64.2% #48 1,768 0 12
30 1974 11–14 44.0% #99 1,685 0 12
31 1975 8–11 42.1% #120 1,580 0 12
32 1976 0–3 0.0% #199 1,537 0 12 1968 1–9 10.0% 1,424 0 0
33 1969 2–3 40.0% 1,431 0 0
34 1970 12–12 50.0% 1,590 0 0
35 1971 0–6 0.0% 1,536 0 0
36 1972 0–1 0.0% 1,535 0 0
38 1974 0–2 0.0% #318 1,513 0 0