H2H data updated: 2026-07-18 14:16 UTC
Butch Walts vs Mark Cox H2H: 1-0
Butch Walts holds a 1–0 lead over Mark Cox in their ATP head-to-head. Across 1 main-draw meeting, Butch Walts leads 1–0 on clay. Most recently, Butch Walts won the 1977 US Open first round 7-6 7-6.
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USA
Age 71
Right-Handed
193 cm / 6'4"
H2H
1
–
0
1 main draw meetings
GBR
Age 83
Left-Handed
185 cm / 6'1"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Sep 2, 1977* | US Open | Grand Slam | R128 | Clay | Butch Walts | 7-6 7-6 | Mark Cox | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Butch Walts | #755 | #30 | 0 | 1,913 | 140 | 135 | 50.9% | 0 | 0 | 0 | 0 | 4 | 4 |
| Mark Cox | #486 | #12 | 0 | 2,009 | 408 | 274 | 59.8% | 0 | 0 | 0 | 0 | 15 | 15 |
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 | Butch Walts | Mark Cox | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 20 | 1975 | 0–3 | 0.0% | #396 | 1,472 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 1976 | 16–13 | 55.2% | #79 | 1,661 | 0 | 1 | — | — | — | — | — | — | — |
| 22 | 1977 | 21–19 | 52.5% | #52 | 1,755 | 0 | 2 | — | — | — | — | — | — | — |
| 23 | 1978 | 13–20 | 39.4% | #116 | 1,660 | 0 | 2 | — | — | — | — | — | — | — |
| 24 | 1979 | 40–22 | 64.5% | #39 | 1,868 | 0 | 4 | 1968 | 52–23 | 69.3% | — | 1,722 | 0 | 2 |
| 25 | 1980 | 22–23 | 48.9% | #47 | 1,805 | 0 | 4 | 1969 | 35–16 | 68.6% | — | 1,836 | 0 | 4 |
| 26 | 1981 | 15–17 | 46.9% | #85 | 1,707 | 0 | 4 | 1970 | 39–31 | 55.7% | — | 1,796 | 0 | 5 |
| 27 | 1982 | 3–5 | 37.5% | #99 | 1,680 | 0 | 4 | 1971 | 27–31 | 46.6% | — | 1,815 | 0 | 5 |
| 28 | 1983 | 9–10 | 47.4% | #473 | 1,679 | 0 | 4 | 1972 | 43–29 | 59.7% | — | 1,871 | 0 | 7 |
| 29 | 1984 | 1–3 | 25.0% | #311 | 1,660 | 0 | 4 | 1973 | 56–28 | 66.7% | #22 | 1,890 | 0 | 10 |
| 30 | — | — | — | — | — | — | — | 1974 | 25–17 | 59.5% | #30 | 1,828 | 0 | 10 |
| 31 | — | — | — | — | — | — | — | 1975 | 31–13 | 70.5% | #25 | 1,915 | 0 | 13 |
| 32 | — | — | — | — | — | — | — | 1976 | 22–15 | 59.5% | #17 | 1,954 | 0 | 14 |
| 33 | — | — | — | — | — | — | — | 1977 | 35–21 | 62.5% | #26 | 1,823 | 0 | 15 |
| 34 | — | — | — | — | — | — | — | 1978 | 15–16 | 48.4% | #68 | 1,765 | 0 | 15 |
| 35 | — | — | — | — | — | — | — | 1979 | 17–16 | 51.5% | #76 | 1,786 | 0 | 15 |
| 36 | — | — | — | — | — | — | — | 1980 | 11–13 | 45.8% | #140 | 1,673 | 0 | 15 |
| 37 | — | — | — | — | — | — | — | 1981 | 0–5 | 0.0% | #140 | 1,597 | 0 | 15 |