Most wins in same season on Clay in Round of 16 at Best of 5
Most wins in same season on Clay in Round of 16 at Best of 5
| Rank | Player | Wins | Year |
|---|---|---|---|
| 1 |  Guillermo Vilas | 18 | 1977 |
| 2 |  Manuel Orantes | 18 | 1975 |
| 3 | Guillermo Vilas | 16 | 1975 |
| 4 |  Ilie Nastase | 15 | 1975 |
| 5 |  Eddie Dibbs | 14 | 1976 |
| 6 | Jose-Luis Clerc | 14 | 1982 |
| 7 | Guillermo Vilas | 13 | 1974 |
| 8 | Manuel Orantes | 13 | 1976 |
| 9 | Alberto Berasategui | 13 | 1994 |
| 10 | Martin Jaite | 12 | 1987 |