Name: Niels Desein
Country: Belgium
Birthdate: 09.06.87, 36 years
Height: 188 cm
Weight: 78 kg
Right-handed
ATP ranking: 666
TOP ranking's position: 154 (02.03.15, 331 points)
Points: 1
Prize money: 413399 $
Matches total: 878
Win: 523
%: 59.57 %
Country: Belgium
Birthdate: 09.06.87, 36 years
Height: 188 cm
Weight: 78 kg
Right-handed
ATP ranking: 666
TOP ranking's position: 154 (02.03.15, 331 points)
Points: 1
Prize money: 413399 $
Matches total: 878
Win: 523
%: 59.57 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2019 | 2/4 | 0/2 | 0/1 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2018 | 19/18 | 3/4 | 8/10 | 4/3 | 4/1 | 0/0 | 0/0 |
| 2017 | 27/20 | 3/2 | 7/8 | 17/9 | 0/1 | 0/0 | 0/0 |
| 2016 | 28/16 | 12/8 | 11/5 | 0/1 | 5/2 | 0/0 | 0/0 |
| 2015 | 29/34 | 9/12 | 3/8 | 11/7 | 6/2 | 0/5 | 0/0 |
| 2014 | 44/30 | 13/6 | 9/11 | 18/10 | 4/2 | 0/1 | 0/0 |
| 2013 | 64/32 | 17/7 | 31/13 | 14/9 | 1/1 | 1/2 | 0/0 |
| 2012 | 67/31 | 14/7 | 33/11 | 10/9 | 8/3 | 2/1 | 0/0 |
| 2011 | 30/29 | 4/4 | 17/13 | 8/10 | 1/2 | 0/0 | 0/0 |
| 2010 | 31/29 | 10/10 | 6/6 | 8/8 | 5/1 | 2/4 | 0/0 |
| 2009 | 44/28 | 14/8 | 15/13 | 12/3 | 3/4 | 0/0 | 0/0 |
| 2008 | 51/23 | 16/4 | 13/13 | 17/4 | 5/1 | 0/1 | 0/0 |
| 2007 | 47/27 | 9/4 | 28/14 | 7/7 | 3/2 | 0/0 | 0/0 |
| 2006 | 28/22 | 3/5 | 22/14 | 3/3 | 0/0 | 0/0 | 0/0 |
| 2005 | 8/8 | 0/1 | 2/3 | 0/1 | 0/1 | 6/2 | 0/0 |
| 2004 | 4/4 | 1/1 | 0/0 | 0/0 | 1/2 | 2/1 | 0/0 |
| TOTAL | 523/355 | 128/85 | 205/143 | 131/85 | 46/25 | 13/17 | 0/0 |
| perc. % | 59.57 % | 60.09 % | 58.91 % | 60.65 % | 64.79 % | 43.33 % | 0 % |
Niels Desein / scheduled / last
| no matches found |
Niels Desein form / year 2015 / surface: Grass
Niels Desein / year 2015 / surface: Grass
| 14.07.15 | 1st round | Lukas Lacko | Niels Desein | 6-3, 3-6, 6-2 |  | match details |  Newport | Grass |
| 22.06.15 | q 1 | Enzo Couacaud | Niels Desein | 6-4, 6-4 | | match details |  London | Grass |
| 16.06.15 | 1st round | Yoshihito Nishioka | Niels Desein | 7-5, 6-4 | | match details | Ilkley Challenger | Grass |
| 09.06.15 | 1st round | Yoshihito Nishioka | Niels Desein | 4-6, 6-2, 6-3 | | match details | Surbiton Challenger | Grass |
| 02.06.15 | 1st round | John-Patrick Smith | Niels Desein | 6-4, 3-6, 6-3 | | match details | Manchester Challenger | Grass |