H2H data updated: 2026-07-19 02:15 UTC
Joao Fonseca vs Lukas Klein
Compare the head-to-head record, career totals, season-by-season performance, and match log for Joao Fonseca vs Lukas Klein.
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Brazil
Age 19
Right-Handed
188 cm / 6'2"
H2H
0
–
0
0 main draw meetings
Slovakia
Age 28
Right-Handed
193 cm / 6'4"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| No head-to-head meetings found. | ||||||||
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Joao Fonseca | #27 | #24 | 1,735 | 1,949 | 46 | 35 | 56.8% | 0 | 0 | 0 | 1 | 1 | 2 |
| Lukas Klein | #185 | #109 | 544 | 1,738 | 10 | 15 | 40.0% | 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.
| Age | Joao Fonseca | Lukas Klein | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | 2023 | 0–1 | 0.0% | #727 | 1,493 | 0 | 0 | — | — | — | — | — | — | — |
| 17 | 2024 | 5–6 | 45.5% | #145 | 1,553 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 2025 | 24–16 | 60.0% | #24 | 1,818 | 0 | 2 | — | — | — | — | — | — | — |
| 19 | 2026 | 17–12 | 58.6% | #27 | 1,890 | 0 | 2 | — | — | — | — | — | — | — |
| 23 | — | — | — | — | — | — | — | 2021 | 2–3 | 40.0% | #258 | 1,570 | 0 | 0 |
| 24 | — | — | — | — | — | — | — | 2022 | 0–1 | 0.0% | #136 | 1,566 | 0 | 0 |
| 25 | — | — | — | — | — | — | — | 2023 | 0–1 | 0.0% | #170 | 1,562 | 0 | 0 |
| 26 | — | — | — | — | — | — | — | 2024 | 8–9 | 47.1% | #136 | 1,693 | 0 | 0 |
| 27 | — | — | — | — | — | — | — | 2025 | 0–1 | 0.0% | #142 | 1,622 | 0 | 0 |