H2H data updated: 2026-07-14 14:15 UTC
J. Simpson vs Constantin Popovici H2H: 0-1
Constantin Popovici holds a 1–0 lead over J. Simpson in their ATP head-to-head. Across 1 main-draw meeting, Constantin Popovici leads 1–0 on clay. Most recently, Constantin Popovici won the 1969 Kitzbuhel second round 6-3 4-6 6-1.
Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Aug 13, 1969* | Kitzbuhel | ATP 250 | R64 | Clay | Constantin Popovici | 6-3 4-6 6-1 | J. Simpson | 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. Simpson | #735 | #66 | 0 | 1,598 | 47 | 94 | 33.3% | 0 | 0 | 0 | 0 | 0 | 0 |
| Constantin Popovici | — | — | — | 1,513 | — | — | — | 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. Simpson | Constantin Popovici | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles |
| 1968 | 0–1 | 0.0% | — | 1,474 | 0 | 0 | — | — | — | — | — | — | — |
| 1969 | 0–3 | 0.0% | — | 1,421 | 0 | 0 | — | — | — | — | — | — | — |
| 1970 | 1–1 | 50.0% | — | 1,441 | 0 | 0 | — | — | — | — | — | — | — |
| 1971 | 0–4 | 0.0% | — | 1,392 | 0 | 0 | — | — | — | — | — | — | — |
| 1972 | 8–16 | 33.3% | — | 1,446 | 0 | 0 | — | — | — | — | — | — | — |
| 1973 | 18–21 | 46.2% | #92 | 1,566 | 0 | 0 | — | — | — | — | — | — | — |
| 1974 | 12–30 | 28.6% | #132 | 1,472 | 0 | 0 | — | — | — | — | — | — | — |
| 1975 | 3–2 | 60.0% | #193 | 1,552 | 0 | 0 | — | — | — | — | — | — | — |
| 1976 | 1–2 | 33.3% | — | 1,539 | 0 | 0 | — | — | — | — | — | — | — |
| 1980 | 0–1 | 0.0% | #365 | 1,522 | 0 | 0 | — | — | — | — | — | — | — |
| 1981 | 1–2 | 33.3% | #365 | 1,524 | 0 | 0 | — | — | — | — | — | — | — |
| 1982 | 1–8 | 11.1% | #96 | 1,449 | 0 | 0 | — | — | — | — | — | — | — |
| 1983 | 2–3 | 40.0% | #167 | 1,449 | 0 | 0 | — | — | — | — | — | — | — |