H2H data updated: 2026-08-07 02:15 UTC
Adolfo Daniel Vallejo vs Juncheng Shang H2H: 0-1
Juncheng Shang holds a 1–0 lead over Adolfo Daniel Vallejo in their ATP head-to-head. Across 1 main-draw meeting, Juncheng Shang leads 1–0 on hard courts. Most recently, Juncheng Shang won the 2026 National Bank Open Presented by Rogers first round 6-3 6-3.
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Paraguay
Age 22
Right-Handed
185 cm / 6'1"
H2H
0
–
1
1 main draw meetings
China
Age 21
Left-Handed
180 cm / 5'11"
H2H Match Log
| Winner | Score | Loser | Match Data | Date | Tournament | Category | Round | Surface |
|---|---|---|---|---|---|---|---|---|
| Juncheng Shang | 6-3 6-3 | Adolfo Daniel Vallejo | Match data | Aug 2, 2026 | National Bank Open Presented by Rogers | Masters 1000 | R128 | Hard |
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adolfo Daniel Vallejo | #66 | #63 | 918 | 1,647 | 8 | 9 | 47.1% | 0 | 0 | 0 | 0 | 0 | 0 |
| Juncheng Shang | #281 | #47 | 1,115 | 1,911 | 40 | 44 | 47.6% | 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 | Adolfo Daniel Vallejo | Juncheng Shang | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 17 | — | — | — | — | — | — | — | 2022 | 0–3 | 0.0% | #192 | 1,505 | 0 | 0 |
| 18 | — | — | — | — | — | — | — | 2023 | 4–8 | 33.3% | #183 | 1,615 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 2024 | 25–19 | 56.8% | #50 | 1,842 | 0 | 1 |
| 20 | — | — | — | — | — | — | — | 2025 | 6–8 | 42.9% | #253 | 1,763 | 0 | 1 |
| 21 | — | — | — | — | — | — | — | 2026 | 5–6 | 45.5% | #281 | 1,764 | 0 | 1 |
| 22 | 2026 | 8–9 | 47.1% | #66 | 1,572 | 0 | 0 | — | — | — | — | — | — | — |