H2H data updated: 2026-07-19 02:51 UTC
Mike Cahill vs Byron Bertram H2H: 1-0
Mike Cahill holds a 1–0 lead over Byron Bertram in their ATP head-to-head. Across 1 main-draw meeting, Mike Cahill leads 1–0 on clay. Most recently, Mike Cahill won the 1977 Cincinnati second round 6-2 6-0.
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USA
Age 74
Right-Handed
183 cm / 6'0"
H2H
1
–
0
1 main draw meetings
RSA
Age 73
Right-Handed
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jul 13, 1977* | Cincinnati | Masters 1000 | R64 | Clay | Mike Cahill | 6-2 6-0 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mike Cahill | #448 | #58 | 0 | 1,727 | 100 | 155 | 39.2% | 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 | Mike Cahill | 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 | — | — | — | — | — | — | — | 1970 | 11–11 | 50.0% | — | 1,540 | 0 | 0 |
| 18 | — | — | — | — | — | — | — | 1971 | 9–13 | 40.9% | — | 1,542 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 1972 | 2–2 | 50.0% | — | 1,532 | 0 | 0 |
| 20 | — | — | — | — | — | — | — | 1973 | 11–10 | 52.4% | #152 | 1,609 | 0 | 0 |
| 21 | — | — | — | — | — | — | — | 1974 | 15–13 | 53.6% | #156 | 1,649 | 0 | 0 |
| 22 | 1974 | 4–4 | 50.0% | #138 | 1,539 | 0 | 0 | 1975 | 5–8 | 38.5% | #120 | 1,650 | 0 | 0 |
| 23 | 1975 | 10–17 | 37.0% | #79 | 1,613 | 0 | 0 | 1976 | 21–23 | 47.7% | #57 | 1,728 | 0 | 0 |
| 24 | 1976 | 13–26 | 33.3% | #136 | 1,597 | 0 | 0 | 1977 | 21–27 | 43.8% | #84 | 1,741 | 0 | 0 |
| 25 | 1977 | 10–18 | 35.7% | #115 | 1,577 | 0 | 0 | 1978 | 10–11 | 47.6% | #92 | 1,664 | 0 | 0 |
| 26 | 1978 | 17–20 | 45.9% | #69 | 1,691 | 0 | 0 | 1979 | 1–2 | 33.3% | #219 | 1,646 | 0 | 0 |
| 27 | 1979 | 18–25 | 41.9% | #113 | 1,677 | 0 | 0 | 1980 | 7–15 | 31.8% | #150 | 1,567 | 0 | 0 |
| 28 | 1980 | 10–19 | 34.5% | #189 | 1,600 | 0 | 0 | — | — | — | — | — | — | — |
| 29 | 1981 | 6–10 | 37.5% | #100 | 1,628 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 1982 | 12–14 | 46.2% | #98 | 1,643 | 0 | 0 | — | — | — | — | — | — | — |
| 31 | 1983 | 0–2 | 0.0% | #108 | 1,620 | 0 | 0 | — | — | — | — | — | — | — |