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.
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AUS
Age 75
Right-Handed
183 cm / 6'0"
H2H
2
–
1
3 main draw meetings
RSA
Age 73
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Apr 4, 1980* | Palm Harbor | ATP 250 | R16 | Hard | Byron Bertram | 6-2 5-7 7-6 | John James | Match data |
| May 3, 1978* | Tulsa | ATP 250 | R32 | Hard | John James | 6-1 6-1 | Byron Bertram | Match data |
| Jul 23, 1975* | Chicago | ATP 250 | R32 | Carpet | John James | 6-4 6-3 | Byron Bertram | 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 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 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 | — | — | — | — | — | — | — |