Clay Court Statistics Overview
Guillermo Rivas has found clay courts difficult, recording 7–22 across 29 matches (24.1%). The numbers point to a surface that has not consistently suited the game — a key area of opportunity on the calendar.
Best season: 1989 — 4–7 (36.4%) from 11 matches. The best single-season display to date — a useful reference point as the clay record continues to develop.
Guillermo Rivas Clay Court Record by Year
| Year | W | L | Win% | Titles | Finals | SF | QF |
|---|---|---|---|---|---|---|---|
| 1989 | 4 | 7 | 36.4% | 0 | 0 | 0 | 0 |
| 1988 | 0 | 2 | 0.0% | 0 | 0 | 0 | 0 |
| 1986 | 0 | 3 | 0.0% | 0 | 0 | 0 | 0 |
| 1985 | 3 | 7 | 30.0% | 0 | 0 | 0 | 0 |
| 1984 | 0 | 3 | 0.0% | 0 | 0 | 0 | 0 |
Recent Clay Court Matches
| Date | Result | Opponent | Tournament | Round | Score |
|---|---|---|---|---|---|
| 1989-08-21 | Loss | (326) Cristiano Caratti | San Marino | R32 | 7-6 6-4 |
| 1989-08-14 | Win | (265) Cyril Suk | St. Vincent | R32 | 6-3 7-6 |
| 1989-08-14 | Loss | (178) Gustavo Giussani | St. Vincent | R16 | 6-1 6-1 |
| 1989-08-07 | Win | (1075) Peter Hajek | Prague | R32 | 6-4 7-6 |
| 1989-08-07 | Loss | (67) Marcelo Filippini | Prague | R16 | 6-1 6-1 |
| 1989-07-31 | Loss | (202) Nicklas Kulti | Bastad | R32 | 6-3 6-7 6-2 |
| 1989-07-10 | Win | (272) John Ross | Boston | R64 | 6-4 6-2 |
| 1989-07-10 | Loss | (169) Broderick Dyke | Boston | R32 | 7-5 6-3 |
| 1989-05-08 | Loss | (34) Johan Kriek | Charleston | R32 | 6-3 7-5 |
| 1989-05-01 | Loss | (29) Luiz Mattar | Forest Hills | R32 | 6-2 0-6 7-5 |
Guillermo Rivas
Matches — Clay