H2H data updated: 2026-07-18 17:48 UTC
Gustavo Guerrero vs Ricki Osterthun H2H: 1-0
Gustavo Guerrero holds a 1–0 lead over Ricki Osterthun in their ATP head-to-head. Across 1 main-draw meeting, Gustavo Guerrero leads 1–0 on clay. Most recently, Gustavo Guerrero won the 1987 Buenos Aires third round 7-5 7-6.
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ARG
Age 66
Left-Handed
180 cm / 5'11"
H2H
1
–
0
1 main draw meetings
GER
Age 62
Right-Handed
187 cm / 6'2"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Nov 19, 1987* | Buenos Aires | ATP 250 | R32 | Clay | Gustavo Guerrero | 7-5 7-6 | Ricki Osterthun | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gustavo Guerrero | #1,235 | #78 | 9 | 1,523 | 6 | 20 | 23.1% | 0 | 0 | 0 | 0 | 0 | 0 |
| Ricki Osterthun | #1,123 | #58 | 182 | 1,696 | 60 | 79 | 43.2% | 0 | 0 | 0 | 0 | 1 | 1 |
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 | Gustavo Guerrero | Ricki Osterthun | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 11 | 1971 | 0–1 | 0.0% | — | 1,479 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 1979 | 0–1 | 0.0% | #347 | 1,467 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 1980 | 3–4 | 42.9% | #84 | 1,494 | 0 | 0 | 1984 | 2–1 | 66.7% | #193 | 1,540 | 0 | 0 |
| 21 | 1981 | 1–9 | 10.0% | #100 | 1,442 | 0 | 0 | 1985 | 7–10 | 41.2% | #119 | 1,542 | 0 | 1 |
| 22 | — | — | — | — | — | — | — | 1986 | 15–17 | 46.9% | #110 | 1,595 | 0 | 1 |
| 23 | 1983 | 0–1 | 0.0% | #337 | 1,437 | 0 | 0 | 1987 | 19–22 | 46.3% | #75 | 1,620 | 0 | 1 |
| 24 | 1984 | 0–1 | 0.0% | #320 | 1,432 | 0 | 0 | 1988 | 12–19 | 38.7% | #145 | 1,584 | 0 | 1 |
| 25 | 1985 | 1–1 | 50.0% | #201 | 1,444 | 0 | 0 | 1989 | 4–8 | 33.3% | #180 | 1,558 | 0 | 1 |
| 26 | 1986 | 0–1 | 0.0% | #312 | 1,431 | 0 | 0 | 1990 | 1–2 | 33.3% | #242 | 1,538 | 0 | 1 |
| 27 | 1987 | 1–1 | 50.0% | #266 | 1,446 | 0 | 0 | — | — | — | — | — | — | — |