Name: Stefan Seifert
Country: Germany
Birthdate: 28.02.85, 39 years
ATP ranking: 847
TOP ranking's position: 228 (23.04.12, 214 points)
Points: 20
Prize money: 99338 $
Matches total: 430
Win: 269
%: 62.56 %
Country: Germany
Birthdate: 28.02.85, 39 years
ATP ranking: 847
TOP ranking's position: 228 (23.04.12, 214 points)
Points: 20
Prize money: 99338 $
Matches total: 430
Win: 269
%: 62.56 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2020 | 9/8 | 1/1 | 0/4 | 1/1 | 7/2 | 0/0 | 0/0 |
| 2019 | 19/9 | 5/3 | 2/1 | 4/2 | 8/3 | 0/0 | 0/0 |
| 2018 | 32/14 | 21/8 | 1/2 | 2/1 | 8/3 | 0/0 | 0/0 |
| 2015 | 1/1 | 0/0 | 0/0 | 0/0 | 1/1 | 0/0 | 0/0 |
| 2014 | 1/1 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 47/23 | 22/10 | 8/3 | 6/4 | 11/4 | 0/2 | 0/0 |
| 2012 | 31/17 | 2/7 | 0/2 | 17/3 | 12/4 | 0/1 | 0/0 |
| 2011 | 50/13 | 37/5 | 0/2 | 5/3 | 8/3 | 0/0 | 0/0 |
| 2010 | 3/3 | 0/0 | 0/1 | 3/1 | 0/1 | 0/0 | 0/0 |
| 2009 | 5/5 | 0/0 | 0/0 | 5/5 | 0/0 | 0/0 | 0/0 |
| 2008 | 27/20 | 0/1 | 9/9 | 12/5 | 6/4 | 0/1 | 0/0 |
| 2007 | 15/16 | 0/0 | 8/9 | 4/3 | 3/4 | 0/0 | 0/0 |
| 2006 | 13/14 | 0/0 | 11/9 | 0/0 | 2/5 | 0/0 | 0/0 |
| 2005 | 14/12 | 0/0 | 6/3 | 0/1 | 8/8 | 0/0 | 0/0 |
| 2004 | 2/5 | 0/0 | 0/2 | 0/0 | 2/3 | 0/0 | 0/0 |
| TOTAL | 269/161 | 88/35 | 46/48 | 59/29 | 76/45 | 0/4 | 0/0 |
| perc. % | 62.56 % | 71.54 % | 48.94 % | 67.05 % | 62.81 % | 0 % | 0 % |
Stefan Seifert / scheduled / last
| no matches found |
Stefan Seifert form / year 2011 / surface: Hard
Stefan Seifert / year 2011 / surface: Hard
| 12.12.11 | 2nd round | Stefan Seifert | Alessandro Bega | 6-2, 6-0 |  | match details |  Turkey F35 | Hard |
| 12.12.11 | fin | Thomas Fabbiano | Stefan Seifert | 6-2, 6-1 |  | match details | ||
| 12.12.11 | 1/4 | Stefan Seifert | Tomislav Brkic | 6-1, 7-67 | | match details | ||
| 12.12.11 | 1/2 | Stefan Seifert | Lorenzo Giustino | 4-6, 6-0, 6-2 | | match details | ||
| 12.12.11 | 1st round | Stefan Seifert | Eduard Leonard Mihaescu | 6-1, 6-1 | | match details | ||
| 07.11.11 | 1/2 | Stefan Seifert | Marko Djokovic | 6-2, 7-5 | | match details | Turkey F31 | Hard |
| 07.11.11 | 1st round | Stefan Seifert | Saar Steele | 6-3, 6-2 | | match details | ||
| 07.11.11 | fin | Stefan Seifert | Dominic Thiem | 3-6, 7-5, 6-3 | | match details | ||
| 07.11.11 | 2nd round | Stefan Seifert | Alexander Lobkov | 7-64, 6-0 | | match details | ||
| 07.11.11 | 1/4 | Stefan Seifert | Alexander Jakupovic | 6-3, 6-2 | | match details | ||
| 12.09.11 | fin | Stefan Seifert | Ruan Roelofse | 6-2, 6-3 | | match details |  Israel F9 | Hard |
| 12.09.11 | 2nd round | Stefan Seifert | Dekel Bar | 6-4, 7-5 | | match details | ||
| 12.09.11 | 1/4 | Stefan Seifert | Marko Danis | 6-1, 6-3 | | match details | ||
| 12.09.11 | 1/2 | Stefan Seifert | Vitali Reshetnikov | 6-2, 6-2 | | match details | ||
| 12.09.11 | 1st round | Stefan Seifert | Yehonatan Kaufman | 6-2, 6-2 | | match details | ||
| 05.09.11 | fin | Carl Bergman | Stefan Seifert | 7-69, 6-3 | | match details | Israel F8 | Hard |
| 05.09.11 | 1/4 | Stefan Seifert | Saar Steele | 6-2, 6-1 | | match details | ||
| 05.09.11 | 1/2 | Stefan Seifert | Erik Crepaldi | 6-1, 6-4 | | match details | ||
| 05.09.11 | 1st round | Stefan Seifert | Jeremy Vogt | 3-6, 6-0, 6-0 | | match details | ||
| 05.09.11 | 2nd round | Stefan Seifert | Tal Eros | 4-2, Tal Eros - retired | | match details | ||
| 29.08.11 | fin | Stefan Seifert | Stanislav Poplavskyy | 6-1, 5-7, 6-2 | | match details | Israel F7 | Hard |
| 29.08.11 | 2nd round | Stefan Seifert | Steffen Solomon | 6-2, 6-3 | | match details | ||
| 29.08.11 | 1/4 | Stefan Seifert | Carl Bergman | 6-3, 6-3 | | match details | ||
| 29.08.11 | 1/2 | Stefan Seifert | Erik Crepaldi | 6-0, 7-64 | | match details | ||
| 29.08.11 | 1st round | Stefan Seifert | Joshua Jones | 6-3, 6-2 | | match details | ||
| 22.08.11 | 1st round | Stefan Seifert | Robin Kern | 6-4, 6-3 | | match details |  Italy F24 | Hard |
| 22.08.11 | 2nd round | Stefan Seifert | Federico Raffaelli | 6-1, 6-3 | | match details | ||
| 22.08.11 | 1/4 | Stefan Seifert | Andrea Agazzi | 6-3, 6-4 | | match details | ||
| 22.08.11 | 1/2 | Luca Vanni | Stefan Seifert | 3-6, 7-5, 7-65 | | match details | ||
| 18.07.11 | 1/4 | Stefan Seifert | Adrien Bossel | 6-3, 7-5 | | match details |  Belgium F4 | Hard |
| 18.07.11 | 1/2 | Stefan Seifert | Niels Desein | 6-1, 6-4 | | match details | ||
| 18.07.11 | 1st round | Stefan Seifert | Francesco Picco | 6-3, 6-1 | | match details | ||
| 18.07.11 | fin | Stefan Seifert | Sebastien Boltz | 6-2, 6-2 | | match details | ||
| 18.07.11 | 2nd round | Stefan Seifert | Medy Chettar | 7-5, 6-2 | | match details | ||
| 25.04.11 | 1/2 | Stefan Seifert | Michal Konecny | 7-5, 6-1 | | match details | Turkey F15 | Hard |
| 25.04.11 | 1st round | Stefan Seifert | Can Altiner | 6-4, 5-7, 6-1 | | match details | ||
| 25.04.11 | fin | Arnau Brugues-Davi | Stefan Seifert | 6-3, 6-1 | | match details | ||
| 25.04.11 | 2nd round | Stefan Seifert | Vadim Alekseenko | 6-1, 6-0 | | match details | ||
| 25.04.11 | 1/4 | Stefan Seifert | Andrea Stoppini | 6-3, 6-2 | | match details | ||
| 18.04.11 | 1/4 | Arnau Brugues-Davi | Stefan Seifert | 6-1, 4-6, 6-2 | | match details | Turkey F14 | Hard |
| 18.04.11 | 1st round | Stefan Seifert | David Rice | 1-0, David Rice - retired | | match details | ||
| 18.04.11 | 2nd round | Stefan Seifert | Joshua Goodall | 6-73, 6-4, 6-1 | | match details |