H2H data updated: 2026-07-18 02:15 UTC

John James vs Byron Bertram H2H: 2-1

John James holds a 2–1 lead over Byron Bertram in their ATP head-to-head. Across 3 main-draw meetings, they are tied 1–1 on hard courts, while John James leads 1–0 on carpet. Most recently, Byron Bertram won the 1980 Palm Harbor fourth round 6-2 5-7 7-6.

AUS Age 75 Right-Handed 183 cm / 6'0"
H2H
2 1
3 main draw meetings
RSA Age 73 Right-Handed

H2H Match Log

DateTournamentCategoryRoundSurfaceWinnerScoreLoserMatch
Apr 4, 1980* Palm Harbor ATP 250 R16 Hard Byron Bertram #219 6-2 5-7 7-6 John James #92 Match data
May 3, 1978* Tulsa ATP 250 R32 Hard John James #100 6-1 6-1 Byron Bertram #68 Match data
Jul 23, 1975* Chicago ATP 250 R32 Carpet John James #153 6-4 6-3 Byron Bertram #239 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
John James #808 #81 28 1,681 98 144 40.5% 0 0 0 0 0 0
Byron Bertram #150 #51 0 1,810 113 138 45.0% 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 John James Byron Bertram
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1969 0–3 0.0% 1,466 0 0
17 1968 3–3 50.0% 1,517 0 0 1970 11–11 50.0% 1,540 0 0
18 1971 9–13 40.9% 1,542 0 0
19 1970 1–1 50.0% 1,514 0 0 1972 2–2 50.0% 1,532 0 0
20 1973 11–10 52.4% #152 1,609 0 0
21 1972 7–4 63.6% 1,572 0 0 1974 15–13 53.6% #156 1,649 0 0
22 1973 0–5 0.0% 1,503 0 0 1975 5–8 38.5% #120 1,650 0 0
23 1974 2–3 40.0% #249 1,513 0 0 1976 21–23 47.7% #57 1,728 0 0
24 1975 5–10 33.3% #135 1,515 0 0 1977 21–27 43.8% #84 1,741 0 0
25 1976 6–14 30.0% #146 1,511 0 0 1978 10–11 47.6% #92 1,664 0 0
26 1977 16–23 41.0% #110 1,582 0 0 1979 1–2 33.3% #219 1,646 0 0
27 1978 20–27 42.6% #102 1,627 0 0 1980 7–15 31.8% #150 1,567 0 0
28 1979 19–22 46.3% #91 1,643 0 0
29 1980 12–25 32.4% #209 1,492 0 0
30 1981 3–4 42.9% #209 1,489 0 0
31 1982 4–3 57.1% #295 1,559 0 0