H2H data updated: 2026-07-14 14:15 UTC
J. Guerrero vs U Unknown H2H: 1-0
J. Guerrero holds a 1–0 lead over U Unknown in their ATP head-to-head. Across 1 main-draw meeting, J. Guerrero leads 1–0 on clay. Most recently, J. Guerrero won the 1969 Barcelona second round UNK.
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H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| May 14, 1969* | Barcelona | ATP 250 | R64 | Clay | J. Guerrero | UNK | U Unknown | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| J. Guerrero | #360 | #241 | 0 | 1,550 | 12 | 25 | 32.4% | 0 | 0 | 0 | 0 | 0 | 0 |
| U Unknown | — | — | — | 1,500 | — | — | — | 0 | 0 | 0 | 0 | 0 | 0 |
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.
| J. Guerrero | U Unknown | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1968 | 5–5 | 50.0% | — | 1,492 | 0 | 0 | — | — | — | — | — | — | — |
| 1969 | 1–2 | 33.3% | — | 1,480 | 0 | 0 | — | — | — | — | — | — | — |
| 1970 | 2–1 | 66.7% | — | 1,533 | 0 | 0 | — | — | — | — | — | — | — |
| 1971 | 2–5 | 28.6% | — | 1,541 | 0 | 0 | — | — | — | — | — | — | — |
| 1972 | 1–3 | 25.0% | — | 1,505 | 0 | 0 | — | — | — | — | — | — | — |
| 1973 | 0–5 | 0.0% | — | 1,453 | 0 | 0 | — | — | — | — | — | — | — |
| 1974 | 0–2 | 0.0% | #274 | 1,441 | 0 | 0 | — | — | — | — | — | — | — |
| 1975 | 1–1 | 50.0% | #282 | 1,441 | 0 | 0 | — | — | — | — | — | — | — |
| 1976 | 0–1 | 0.0% | #360 | 1,431 | 0 | 0 | — | — | — | — | — | — | — |