16–21Win–Loss
43.2%Win %
0Titles
| Surface | W | L | % |
|---|---|---|---|
| Clay | 10 | 13 | 43.5% |
| Hard | 4 | 2 | 66.7% |
| Grass | 2 | 2 | 50.0% |
| Carpet | 0 | 2 | 0.0% |
| Unknown | 0 | 2 | 0.0% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 1976 | 0 | 1 | 0 | 0.0% |
| 1974 | 0 | 2 | 0 | 0.0% |
| 1973 | 2 | 2 | 0 | 50.0% |
| 1972 | 1 | 1 | 0 | 50.0% |
| 1971 | 3 | 1 | 0 | 75.0% |
| 1970 | 4 | 5 | 0 | 44.4% |
| 1969 | 2 | 3 | 0 | 40.0% |
| 1968 | 4 | 6 | 0 | 40.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 1976-11-12 | Davis Cup AME PR: ARG vs ECU | RR | L | Fernando Dalla Fontana | – | 5-7 8-6 6-1 6-4 |
| 1974-01-04 | Davis Cup SAM PR: ECU vs RSA | RR | L | Raymond Moore | 43 | 6-3 6-2 6-3 |
| 1974-01-04 | Davis Cup SAM PR: ECU vs RSA | RR | L | Bob Hewitt | 157 | 6-4 6-2 6-4 |
| 1973-10-05 | Davis Cup SAM PQ: ECU vs URU | RR | W | Gustavo Stapf | – | 6-0 6-1 6-1 |
| 1973-10-05 | Davis Cup SAM PQ: ECU vs URU | RR | W | Jose Luis Damiani | – | 6-2 6-3 6-0 |
| 1973-02-23 | Davis Cup SAM PR: ARG vs ECU | RR | L | Guillermo Vilas | – | 6-3 6-2 6-0 |
| 1973-02-23 | Davis Cup SAM PR: ARG vs ECU | RR | L | Julian Ganzabal | – | 6-4 8-6 6-2 |
| 1972-03-20 | Davis Cup SAM QF: ECU vs COL | RR | L | Ivan Molina | – | 8-6 6-2 RET |
| 1972-03-20 | Davis Cup SAM QF: ECU vs COL | RR | W | Jairo Velasco | – | 6-2 2-6 6-0 5-7 6-2 |
| 1971-04-16 | Davis Cup SAM SF: BRA vs ECU | RR | W | Jose Edison Mandarino | – | 6-1 2-6 3-6 6-3 6-0 |
| 1971-04-16 | Davis Cup SAM SF: BRA vs ECU | RR | L | Thomaz Koch | – | 6-3 3-6 6-4 6-1 |
| 1971-03-26 | Davis Cup SAM QF: ECU vs VEN | RR | W | Jorge Andrew | – | 6-2 6-0 6-3 |
| 1971-03-26 | Davis Cup SAM QF: ECU vs VEN | RR | W | Humphrey Hose | – | 6-2 6-4 6-3 |
| 1970-07-27 | Indianapolis | R32 | L | Jaime Fillol | – | 7-5 6-2 |
| 1970-07-27 | Indianapolis | R64 | W | Roy Barth | – | 3-6 9-7 6-3 |
| 1970-07-27 | Indianapolis | R32 | L | Jaime Fillol | – | 7-5 6-2 |
| 1970-07-27 | Indianapolis | R64 | W | Roy Barth | – | 3-6 9-7 6-3 |
| 1970-07-20 | Cincinnati | R64 | L | Barry Mackay | – | 2-6 7-5 6-4 |
| 1970-07-18 | Washington | R32 | L | Stan Smith | – | 5-7 8-6 6-3 |
| 1970-07-18 | Washington | R64 | W | John Gardner | – | 6-4 8-6 |
| 1970-04-04 | Davis Cup SAM QF: COL vs ECU | RR | W | Ivan Molina | – | 6-4 5-7 8-6 6-4 |
| 1970-04-04 | Davis Cup SAM QF: COL vs ECU | RR | L | Jairo Velasco | – | 4-6 3-6 6-1 6-1 6-1 |
| 1969-08-27 | US Open | R128 | L | Roy Barth | – | 3-6 1-6 6-4 8-6 6-0 |
| 1969-08-16 | Boston | R32 | L | Bill Bowrey | – | 6-3 7-5 |
| 1969-08-16 | Boston | R64 | W | Lito Alvarez | – | 9-7 6-2 |
| 1969-08-16 | Boston | R128 | W | Jaime Fillol | – | 6-4 7-5 |
| 1969-05-16 | Davis Cup SAM SF: CHI vs ECU | RR | L | Patricio Cornejo | – | 6-3 6-3 6-3 |
| 1968-06-07 | Davis Cup AME F: USA vs ECU | RR | L | Arthur Ashe | – | 6-1 6-3 6-0 |
| 1968-06-07 | Davis Cup AME F: USA vs ECU | RR | L | Clark Graebner | – | 6-2 6-1 6-2 |
| 1968-05-24 | Davis Cup SAM F: ECU vs CHI | RR | W | Patricio Cornejo | – | 5-7 5-7 12-10 6-2 7-5 |
| 1968-05-24 | Davis Cup SAM F: ECU vs CHI | RR | L | Jaime Pinto Bravo | – | 3-6 7-9 6-4 6-4 6-1 |
| 1968-05-11 | Davis Cup SAM SF: VEN vs ECU | RR | W | Julio Moros | – | 6-3 6-3 6-4 |
| 1968-04-15 | Charlotte | QF | L | Ron Holmberg | – | 8-6 6-8 6-1 |
| 1968-04-15 | Charlotte | R16 | W | Mike Green | – | 6-1 6-1 |
| 1968-04-08 | St. Petersburg | R16 | L | Michael Sangster | – | 6-4 1-6 6-4 |
| 1968-04-08 | St. Petersburg | R32 | W | Carl Johnson | – | 6-0 6-1 |
| 1968-04-01 | San Juan | R32 | L | Jim Mcmanus | – | 6-1 6-2 |