John Hayes
W-L: 5-5 (50.00%)
Matches in 1980
| Date ▼ | Tourney | Surface | Round | Wrk | Winner | Lrk | Loser | Score | H2H | BoF | Min | WA | WDF | W1stIn | W1st% | W2nd% | BPSvd |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1980-10-27 | Cologne | Hard | QF | 35 |  Andrew Pattison (6) | 102 | John Hayes | 7-5 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-10-27 | Cologne | Hard | R16 | 102 | John Hayes | 15 |  Balazs Taroczy (2) | 6-3 7-5 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-10-27 | Cologne | Hard | R32 | 102 | John Hayes | 50 |  Bernard Mitton | 0-6 6-4 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-10-20 | Vienna-2 | Hard | R32 | 26 |  Tomas Smid (8) | 107 | John Hayes | 6-4 7-6 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-10-13 | Basel | Hard | R32 | 122 | Chris Mayotte | 109 | John Hayes | 4-6 7-6 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-08-26 | US Open | Hard | R64 | 4 |  Guillermo Vilas (4) | 115 | John Hayes | 6-2 6-4 6-4 | H2H | 5 | - | - | - | - | - | - | - |
| 1980-08-26 | US Open | Hard | R128 | 115 | John Hayes | 135 |  John James | 7-5 2-6 3-6 6-2 6-1 | H2H | 5 | - | - | - | - | - | - | - |
| 1980-08-04 | Indianapolis | Clay | R16 | 20 |  Jose Higueras (5) | 165 | John Hayes | 7-5 3-6 6-1 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-08-04 | Indianapolis | Clay | R32 | 165 | John Hayes | 205 | Roberto Vizcaino | 7-6 6-2 | H2H | 3 | - | - | - | - | - | - | - |
| 1980-08-04 | Indianapolis | Clay | R64 | 165 | John Hayes | 25 |  Raul Ramirez (11) | 6-4 2-6 6-4 | H2H | 3 | - | - | - | - | - | - | - |
Matches — 1980