Career
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
All Rounds
Final
1/2
1/4
First
Second
Third
Fourth
Pre-q
Rubber 1
Rubber 2
Rubber 3
Rubber 4
Rubber 5
Robin
Bronze
Q3
N/A
Q2
Q1
ER
Q4
CR
QF
Q5
N/A
All Surfaces
Clay
Grass
Hard
I.hard
All Tournaments
4th Volkswagen Challenger - Wolfsburg
BMW Open - Munich
Masters Series Hamburg - Hamburg
Gerry Weber Open - Halle
Wimbledon (juniors)
5 Volkswagen Challenger - Wolfsburg
Ostdeutscher Sparkassen Cup - Dresden
China Open - Beijing
Shanghai - Shanghai
Davis Cup, Group 1, 2R, JPN-CHN 5-0
Davis Cup, Group 1, PO, KOR-CHN 3-2
Davis Cup, Group 1, PO, THA-CHN, 1-4
Countrywide Classic - Los Angeles
China Open - Beijing
Shanghai ATP Masters 1000 - Shanghai
Davis Cup, Group 1, 1R, CHN-UZB 3-2
Fergana Challenger
Beijing Challenger
Karshi Challenger
Astana Challenger
Bangkok Challenger
Malaysian Open - Kuala Lumpur
China Open - Beijing
Shanghai ATP Masters - Shanghai
St. Petersburg Open - St. Petersburg
Wolfsburg Challenger
Cherbourg Challenger
Guangzhou Challenger
Pingguo Challenger
Wuhai Challenger
Beijing Challenger
Shanghai Challenger
Ningboo Challenger
Davis Cup, Group I, 2R, CHN-AUS 1-3
Bangkok Challenger
BMW Open - Munich
French Open - Paris
Gerry Weber Open - Halle
Wimbledon - London
U.S. Open - New York
China Open - Beijing
Shanghai Rolex Masters - Shanghai
Burnie Challenger
Dallas Challenger
Wolfsburg Challenger
Singapore Challenger
Kyoto Challenger
Pingguo Challenger
Rimouski Challenger
Davis Cup, Group I, 1R, AUS-CHN 5-0
Tallahassee Challenger
Busan Challenger
Furth Challenger
Davis Cup, Group I, PO, TPE-CHN 2-3
Anning Challenger
Wuhan Challenger
Beijing Challenger
Bangkok Challenger
Shanghai Challenger
Ningboo Challenger
Eckental Challenger
Australian Open - Melbourne
Gerry Weber Open - Halle
Topshelf Open - 's-Hertogenbosch
U.S. Open - New York
Malaysian Open - Kuala Lumpur
China Open - Beijing
Shanghai Rolex Masters - Shanghai
Quimper Challenger
Davis Cup, Group I, 1R, UZB-CHN 4-1
Sarasota Challenger
Savannah Challenger
Anning Challenger
Johannesburg Challenger
Kun-Ming Challenger
Busan Challenger
Furth Challenger
Marburg Challenger
Braunschweig Challenger
Beijing Challenger
Shanghai Challenger
St. Remy Challenger
Petange Challenger
Orleans Challenger
Seoul Challenger
Eckental Challenger
Yeongwol Challenger
Aircel Chennai Open - Chennai
Australian Open - Melbourne
French Open - Paris
Wimbledon - London
U.S. Open - New York
Shanghai Rolex Masters - Shanghai
Kolkata Challenger
New Delhi Challenger
Guangzhou Challenger
Davis Cup, Group I, 1R, CHN-NZL 3-1
Shenzhen Challenger
Anning Challenger
Vicenza Challenger
Furth Challenger
Prague Challenger
Nanchang Challenger
Davis Cup, Group I, 2R, CHN-UZB 2-3
Aptos Challenger
Shanghai Challenger
Yokohama Challenger
Apia International - Sydney
Australian Open - Melbourne
Wimbledon - London
Citi Open - Washington
U.S. Open - New York
Shenzhen Open - Shenzhen
China Open - Beijing
Shanghai Rolex Masters - Shanghai
Happy Valley Challenger
Burnie Challenger
Launceston Challenger
Kyoto Challenger
Guangzhou Challenger
Shenzhen Challenger
Raanana Challenger
Davis Cup, Group I, 1R, NZL-CHN 4-1
Taipei City Challenger
Busan Challenger
Seoul Challenger
Surbiton Challenger
Ilkley Challenger
Gimcheon Challenger
Lexington Challenger
Aptos Challenger
Bangkok Challenger
Shanghai Challenger
Davis Cup, Group I, THA-CHN 0-5
Ningboo Challenger
Suzhou Challenger
Hua Hin Challenger
Wimbledon - London
Shenzhen Open - Shenzhen
China Open - Beijing
Shanghai Rolex Masters - Shanghai
New Delhi Challenger
Kyoto Challenger
Zhuhai Challenger
Guangzhou Challenger
Shenzhen Challenger
Nanjing Challenger
Anning Challenger
Busan Challenger
Seoul Challenger
Bangkok Challenger
Davis Cup, Group I, 1R, PAK-CHN 0-5
Lyon Challenger
Blois Challenger
Marburg Challenger
Bastad Challenger
Gimcheon Challenger
Chengdu Challenger
Qingdao Challenger
Shanghai Challenger
Nanchang Challenger
Kaohsiung Challenger
Davis Cup, Group I, 2R, UZB-CHN 3-2
Ningboo Challenger
Shenzhen Open - Shenzhen
China Open - Beijing
Shanghai Rolex Masters - Shanghai
Maui Challenger
Dallas Challenger
Kyoto Challenger
Yokohama Challenger
Zhuhai Challenger
San Francisco Challenger
Qingdao Challenger
Anning Challenger
Davis Cup, Group I, 2R, KAZ-CHN 4-1
China F9 (Luan)
Gatineau Challenger
Binghamton Challenger
Zhangjiagang Challenger
Shanghai Challenger
Ningboo Challenger
Suzhou Challenger
Kobe Challenger
Australian Open - Melbourne
Shanghai Rolex Masters - Shanghai
Bangkok Challenger
Kyoto Challenger
Yokohama Challenger
Australian Open (Asia, Wildcard)
Germany F1 (Schwieberdingen)
Davis Cup, Group I, 1R, CHN-NZL 3-1
Zhuhai Challenger
Shenzhen Challenger
Qujing Challenger
Nanchang Challenger
Anning Challenger
Seoul Challenger
Egypt F6 (Sharm El Sheikh)
Egypt F7 (Sharm El Sheikh)
Greece F4 (Heraklion)
Greece F5 (Heraklion)
Davis Cup, Group I, 2R, CHN-IND 2-3
Gimcheon Challenger
Busan Challenger
Bulgaria F1 (Sozopol)
Tunisia F20 (Jerba)
Tunisia F21 (Jerba)
Recanati Challenger
Braunschweig Challenger
Bastad Challenger
Chengdu Challenger
Jinan Challenger
Israel F11 (Kiryat Shmona)
Ireland F1 (Dublin)
Germany F11 (Trier)
Zhangjiagang Challenger
Shanghai Challenger
Ningboo Challenger
Liuzhou Challenger
Shenzhen Challenger
Germany F15 (Bad Salzdetfurth)
Kobe Challenger
Germany F16 (Hamburg)
Greece F8 (Heraklion)
Australian Open - Melbourne
French Open - Paris
Wimbledon - London
U.S. Open - New York
Zhuhai Open - Zhuhai
Shanghai Rolex Masters - Shanghai
Playford Challenger
Bangkok Challenger
Bangkok Challenger
Australian Open (Asia, Wildcard)
Davis Cup, World Group, QR, CHN-JPN 2-3
Zhuhai Challenger
Shenzhen Challenger
Zhangjiagang Challenger
Anning Challenger
Aix En Provence Challenger
Poznan Challenger
Nottingham Challenger
Chengdu Challenger
Yokkaichi Challenger
Jinan Challenger
M25 Chiswick
M15 Haren
M15 Pajulahti
M15 Forbach
Ningboo Challenger
M15 Bad Salzdetfurth
M15 Liberec
M15 Parnu
M15 Sharm El Sheikh
M15 Sharm El Sheikh
Bangkok Challenger
M25 Nussloch
M15 Veigy-Foncenex
Australian Open (Asia, Wildcard)
M15 Heraklion
M15 Oberhaching
M15 Monastir
All Lower level tournaments
M15 Heraklion
M15 Heraklion
M15 Heraklion
M15 Heraklion
M15 Monastir
M15 Monastir
M15 Monastir
M15 Monastir
M15 Monastir
M15 Monastir
Nord/LB Open 2004 - Braunschweig
Oberstraufen Cup - Oberstaufen
Germany-w2
Germany-w3
Germany-w4
Germany F1
Germany F2
Logopak Challenger 2005 - Lubeck
Germany F4
Germany F5
Nord LB Open - Braunschweig
Germany F11
Germany F12
Germany-w1
Germany-w2
Germany-w3
Germany-w4
3rd Volkswagon Challenger - Wolfsburg
Nord LB Open 2006 - Braunschweig
Germany F6
Germany F8
Germany F9A
Germany F11
Germany F12
Germany F13
Germany F14
Germany F16
France F15
Germany-w1
Germany-w2
Germany-w3
Germany F2
Switzerland F3
Germany F6
Germany F7
Germany F8
Germany F9
Germany F10
Germany F11
Germany F12
Indonesia F3
Germany F14
Germany F16
Germany F18
China F6
Germany F19
Germany F20
Bauer Watertechnology Cup 2007 - Eckental
Germany F1
Germany F2
Germany F4
Australia F1
Australia F2
Switzerland F2
Switzerland F3
Japan F1
Japan F2
China F4
Izmir Cup - Izmir
Korea F3
Germany F7
Germany F9
Germany F10
Great Britain F9
Germany F11
Germany F12
Germany F13
France F14
Japan F8
Japan F9
Sweden F1
Germany F22
Germany F23
Malaysia F1
Malaysia F2
Melbourn Challenger
China F1
Germany F2
China F2
Australia F1
Australia F2
New Zealand F2
China F3
China F4
China F6
China F5
China F7
Netherlands F5
France F13
Sweden F1
Sweden F2
Germany F19
Germany F20
Israel F1
Israel F2
Israel F3
Azerbaijan F1
Azerbaijan F2
China F1
China F2
China F3
China F4
Korea F3
China F5
China F6
Braunschweig Challenger
Lexington Challenger
Bangkok Challenger
Germany F16
Germany F18
China F1
China F2
Braunschweig Challenger
China F3
China F4
Turkey F14
Turkey F15
China F5
China F6
Korea F3
China F7
China F8
Belgium F4
Canada F3
Germany F9
Italy F24
Israel F7
Israel F8
Israel F9
Eckental Challenger
Germany F17
Turkey F31
Australia F12
Czech Republic F4
Turkey F35
China F1
China F2
Australia F1
Australia F2
Canada F1
Canada F2
USA F9
China F5
USA F10
China F6
Italy F11
Netherlands F3
Germany F17
Germany F18
Germany F19
Germany F20
Germany F1
Germany F3
Germany F4
Kazakhstan F1
Kazakhstan F2
Israel F4
Israel F5
Israel F6
Turkey F11
Turkey F14
Turkey F20
Germany F9
Poland F1
Belarus F2
Italy F23
France F18
Germany F20
Australian Open (Wildcard)
China F1
China F2
China F3
China F4
China F5
Germany F7
China F8
Australian Open (Asia, Wildcard)
China F9
China F10
Germany F16
Australian Open (Asia, Wildcard)
stats
Stefan Seifert
Ze Zhang
YTD W/L
0% (0/0)
0% (0/0)
Sets W/L
0% (0/0)
0% (0/0)
Games W/L
0% (0/0)
0% (0/0)
Hard W/L
0% (0/0)
0% (0/0)
Clay W/L
0% (0/0)
0% (0/0)
Indoor Hard W/L
0% (0/0)
0% (0/0)
Grass W/L
0% (0/0)
0% (0/0)
Aces Per Game
0
0
Total Aces
0
0
DFs per game
0
0
Total DFs
0
0
Avg Opp Rank
0
0
1st Serve %
0% (0/0)
0% (0/0)
1st Serve W%
0% (0/0)
0% (0/0)
2nd Serve W%
0% (0/0)
0% (0/0)
Total BPs Won%
0% (0/0)
0% (0/0)
Return Pts Won %
0% (0/0)
0% (0/0)
Slam W/L
0% (0/0)
0% (0/0)
Masters W/L
0% (0/0)
0% (0/0)
Cups W/L
0% (0/0)
0% (0/0)
Main Tour W/L
0% (0/0)
0% (0/0)
Tour Finals W/L
0% (0/0)
0% (0/0)
Challenger W/L
0% (0/0)
0% (0/0)
Futures W/L
0% (0/0)
0% (0/0)
Best of 3 Sets W%
0% (0/0)
0% (0/0)
Best of 5 Sets W%
0% (0/0)
0% (0/0)
Total TBs W%
0% (0/0)
0% (0/0)
Deciding Set W%
0% (0/0)
0% (0/0)
1st set W, W
0% (0/0)
0% (0/0)
1st set W, L
0% (0/0)
0% (0/0)
1st set L, W
0% (0/0)
0% (0/0)