China
| Age | 15 (14-04-2011) |
| Country | China |
| Birthplace | |
| Height | |
| Weight | |
| Plays | |
| Backhand | |
| Favorite Surface |  Hard |
| Coach | |
| Turned Pro | |
| Player Status | Active |
Match Stats
Hard
Clay
Grass
Indoor
All
Service Stats
| Aces / Game | 0.00 | 0 / 19 |
| DFs / Game | 1.03 | 20 / 19 |
| 1st Serve % | 50.8% | 62 / 122 |
| 1st Serve Win % | 43.5% | 27 / 62 |
| 2nd Serve Win % | 31.7% | 19 / 60 |
| Service Points Win % | 37.7% | 46 / 122 |
Return Stats
| Opponent Aces / Game | 0.00 | 0 / 19 |
| Opponent Double Faults / Game | 0.21 | 4 / 19 |
| Opponent 1st Serve % | 66.4% | 73 / 110 |
| 1st Return Win % | 39.7% | 29 / 73 |
| 2nd Return Win % | 29.7% | 11 / 37 |
| Return Points Win % | 36.4% | 40 / 110 |
Break Points (Serve)
| Break Points Saved Per Game | 0.46 | 9 / 19 |
| Break Points Faced Per Game | 1.23 | 24 / 19 |
| Break Points Save % | 37.5% | 9 / 24 |
| Service Hold % | 23.1% | 4 / 19 |
Break Points (Rtn)
| Break Points Won Per Game | 0.21 | 4 / 19 |
| Opponent Break Points Per Game | 0.31 | 6 / 19 |
| BP Won % | 66.7% | 4 / 6 |
| Opp Hold % | 79.5% | 15 / 19 |
Junjie Sun Past Matches
Junjie Sun Surface Summary
| year | All | hard | clay | indoor | grass |
| 2026 | 5-8 | 5-6 | 0-1 | 0-1 | 0-0 |
| 2025 | 1-7 | 1-5 | 0-0 | 0-2 | 0-0 |
Junjie Sun Performance Breakdown
Tournament Level Breakdown
| Grand Slam | 0.0% | 0 / 0 |
| Masters | 0.0% | 0 / 0 |
| Main Tour | 0.0% | 0 / 0 |
| Cups | 0.0% | 0 / 0 |
| Challengers | 42.9% | 3 / 4 |
| Futures | 21.4% | 3 / 11 |
Opponent Rank Breakdown
| Vs No.1 | 0.0% | 0 / 0 |
| Vs Top.5 | 0.0% | 0 / 0 |
| Vs Top.10 | 0.0% | 0 / 0 |
| Vs Top.20 | 0.0% | 0 / 0 |
| Vs Top.50 | 0.0% | 0 / 0 |
| Vs Top.100 | 0.0% | 0 / 0 |
Surface Breakdown
| Overall | 28.6% | 6 / 15 |
| Hard | 35.3% | 6 / 11 |
| Clay | 0.0% | 0 / 1 |
| Indoor | 0.0% | 0 / 3 |
| Grass | 0.0% | 0 / 0 |
Round Breakdown
| Qualifying Final | 0.0% | 0 / 1 |
| Qualifying R2 | 20.0% | 1 / 4 |
| Qualifying R1 | 33.3% | 5 / 10 |
Junjie Sun Titles/Finals/Semis 
Title
Finals
Junjie Sun interesting Heads to Heads
 Junjie Sun | Draw VIEW H2H |  Dami Lee | ||
Junjie Sun | Draw VIEW H2H |  Wei Zheng | ||
Junjie Sun | Draw VIEW H2H |  Han Gyeol Jeong | ||
Junjie Sun | Draw VIEW H2H |  Jiale Zhang | ||
Junjie Sun | Draw VIEW H2H |  Yehua Zhou | ||
Junjie Sun | Draw VIEW H2H |  Zijun Jiang | ||
Junjie Sun | Draw VIEW H2H |  Angela Cui | ||
Junjie Sun | Draw VIEW H2H |  Riko Kikawada | ||
Junjie Sun | Draw VIEW H2H |  Yingqun Sun | ||
Junjie Sun | Draw VIEW H2H |  Unknown Player | ||
Junjie Sun | Draw VIEW H2H |  Unknown Player | ||
Junjie Sun | Draw VIEW H2H |  Daria Shubina | ||
Upcoming Tennis Predictions & Head to Heads
Chaudhari Cid Prediction H2H (0-0)
Bartunkova Vandewinkel Prediction H2H (0-0)
Okamura Panshina Prediction H2H (0-0)
Balus Lombardini Prediction H2H (0-0)
Markus Gonzalez Prediction H2H (0-0)
Ewing Fairclough Prediction H2H (0-0)
Manon Leonard Ana Sofia Sanchez Prediction H2H (0-0)
 ATP Rankings | |||
|---|---|---|---|
| 1 | 13500 PTS | ||
| 2 | 9960 PTS | ||
| 3 | 7305 PTS | ||
| 4 | 4440 PTS | ||
| 5 | 3920 PTS | ||
| 6 | 3905 PTS | ||
| 7 | 3760 PTS | ||
| 8 | 3760 PTS | ||
| 9 | 3720 PTS | ||
| 10 | 3540 PTS | ||
 Live Tennis Events | |||
|---|---|---|---|
 | Boss Open - Stuttgart Germany | ||
 | Libema Open - 's-Hertogenbosch Netherlands | ||
 | Bratislava Challenger Slovakia | ||
 | Cattolica Challenger Italy | ||
 | Ilkley Challenger Great Britain | ||
 | Lyon Challenger France | ||
 | San Miguel de Tucuman Challenger Argentina | ||
 | M15 Brasilia Brazil | ||
 | M15 Curtea de Arges Romania | ||
 | M15 Kayseri Turkey | ||
 | M15 Kursumlijska Banja Serbia | ||
 | M15 Los Angeles United States | ||
| M15 Messina Italy | ||
 | M15 Monastir Tunisia | ||
 | M15 Nyiregyhaza Hungary | ||
 | M15 Vaasa Finland | ||
 | M25 Ceska Lipa Czech Republic | ||
 | M25 Kiseljak Bosnia and Herzegovina | ||
 | M25 Martos Spain | ||
 | M25 Varnamo Sweden | ||
| M25 Wichita United States | ||
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