China
| Age | 27 (10-07-1998) |
| Country | China |
| Birthplace | |
| Height | |
| Weight | |
| Plays | |
| Backhand | |
| Favorite Surface |  Hard |
| Coach | |
| Turned Pro | |
| Player Status | Inactive |
Match Stats
Hard
Clay
Grass
Indoor
All
Service Stats
| Aces / Game | 0.02 | 1 / 53 |
| DFs / Game | 0.65 | 35 / 53 |
| 1st Serve % | 65.8% | 225 / 342 |
| 1st Serve Win % | 60.0% | 135 / 225 |
| 2nd Serve Win % | 36.8% | 43 / 117 |
| Service Points Win % | 52.0% | 178 / 342 |
Return Stats
| Opponent Aces / Game | 0.15 | 8 / 53 |
| Opponent Double Faults / Game | 0.36 | 19 / 53 |
| Opponent 1st Serve % | 61.1% | 204 / 334 |
| 1st Return Win % | 29.4% | 60 / 204 |
| 2nd Return Win % | 49.2% | 64 / 130 |
| Return Points Win % | 37.1% | 124 / 334 |
Break Points (Serve)
| Break Points Saved Per Game | 0.28 | 15 / 53 |
| Break Points Faced Per Game | 0.73 | 39 / 53 |
| Break Points Save % | 38.5% | 15 / 39 |
| Service Hold % | 55.1% | 29 / 53 |
Break Points (Rtn)
| Break Points Won Per Game | 0.24 | 13 / 53 |
| Opponent Break Points Per Game | 0.75 | 40 / 53 |
| BP Won % | 32.5% | 13 / 40 |
| Opp Hold % | 75.7% | 40 / 53 |
Jiajun He Past Matches
 | USA F34 (Waco) | |||||
24 Nov 2018 Q1 |  | 6 1 6 2 | L | H2H 0-0 | ||
 | USA F30 (Niceville) | |||||
02 Nov 2018 Pre-Q | | 6 3 6 1 | L | H2H 0-0 | ||
| USA F29 (Birmingham) | |||||
26 Oct 2018 Pre-Q | | 6 2 6 3 | L | H2H 0-0 | ||
 | USA F27 (Houston) | |||||
07 Oct 2018 Q1 | | 6 1 6 2 | L | H2H 0-0 | ||
Jiajun He Surface Summary
| year | All | hard | clay | indoor | grass |
| 2018 | 2-12 | 1-6 | 1-5 | 0-1 | 0-0 |
| 2017 | 1-6 | 1-4 | 0-2 | 0-0 | 0-0 |
Jiajun He 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 | 0.0% | 0 / 0 |
| Futures | 14.3% | 3 / 18 |
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 | 14.3% | 3 / 18 |
| Hard | 16.7% | 2 / 10 |
| Clay | 12.5% | 1 / 7 |
| Indoor | 0.0% | 0 / 1 |
| Grass | 0.0% | 0 / 0 |
Round Breakdown
| Qualifying Final | 0.0% | 0 / 1 |
| Qualifying R2 | 12.5% | 1 / 7 |
| Qualifying R1 | 20.0% | 2 / 8 |
| Pre-Q | 0.0% | 0 / 2 |
Jiajun He Titles/Finals/Semis 
Title
Finals
Jiajun He interesting Heads to Heads
 Jiajun He | Draw VIEW H2H |  Antonio Ruiz-Rosales | ||
Jiajun He | Draw VIEW H2H |  Ya Hui Nie | ||
Jiajun He | Draw VIEW H2H |  Wilfredo Gonzalez | ||
Jiajun He | Draw VIEW H2H |  Hao Yuan Ng | ||
Jiajun He | Draw VIEW H2H |  Aoran Wang | ||
Jiajun He | Draw VIEW H2H |  Masayoshi Ono | ||
Jiajun He | Draw VIEW H2H |  Aron Pierce | ||
Jiajun He | Draw VIEW H2H |  Bruno Mardones | ||
Jiajun He | Draw VIEW H2H |  Haitong Xia | ||
Jiajun He | Draw VIEW H2H |  Hao Wu | ||
Jiajun He | Draw VIEW H2H |  Alberto Lim | ||
Jiajun He | Draw VIEW H2H |  Kazuki Nishiwaki | ||
Upcoming Tennis Predictions & Head to Heads
Dellavedova Takahashi Prediction H2H (0-0)
Bergs Faria Prediction H2H (0-0)
Weldam Nicod Prediction H2H (0-0)
Heredia Ribeiro Prediction H2H (1-0)
Varillas Magadan Prediction H2H (0-0)
Heide Valle Prediction H2H (0-0)
Benjamin Gusic Wan Aziz Ouakaa Prediction H2H (0-0)
 ATP Rankings | |||
|---|---|---|---|
| 1 | 13450 PTS | ||
| 2 | 9460 PTS | ||
| 3 | 7190 PTS | ||
| 4 | 4390 PTS | ||
| 5 | 4160 PTS | ||
| 6 | 4110 PTS | ||
| 7 | 3765 PTS | ||
| 8 | 3760 PTS | ||
| 9 | 3580 PTS | ||
| 10 | 3460 PTS | ||
 Live Tennis Events | |||
|---|---|---|---|
 | Wimbledon - London Great Britain | ||
 | Brasov Challenger Romania | ||
 | Cary Challenger United States | ||
 | Milan Challenger Italy | ||
 | Quito Challenger Ecuador | ||
 | Troyes Challenger France | ||
 | M15 Amstelveen Netherlands | ||
 | M15 Getxo Spain | ||
 | M15 Kursumlijska Banja Serbia | ||
| M15 San Diego United States | ||
 | M15 Umag Croatia | ||
 | M15 Wuning China | ||
| M25 Ajaccio France | ||
 | M25 Marburg Germany | ||
 | M25 Nivelles Belgium | ||
 | M25 Rabat Morocco | ||
 | M25 Skopje FYR Macedonia | ||
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