Niels Desein
| Country (sports) | Belgium |
|---|---|
| Residence | Ostend, Belgium |
| Born | 9 June 1987 |
| Height | 1.88 m (6 ft 2 in) |
| Turned pro | 2007 |
| Plays | Right-handed (two-handed backhand) |
| Prize money | US$414,040 |
| Singles | |
| Career record | 0–3 |
| Career titles | 0 |
| Highest ranking | No. 154 (2 March 2015) |
| Grand Slam singles results | |
| Australian Open | Q3 (2016) |
| French Open | Q2 (2014) |
| Wimbledon | Q1 (2010, 2013, 2014, 2015) |
| US Open | 1R (2014) |
| Doubles | |
| Career record | 1–0 |
| Career titles | 0 |
| Highest ranking | No. 182 (3 August 2009) |
| Team competitions | |
| Davis Cup | F (2015) |
Niels Desein (born 9 June 1987) is a Belgian tennis player playing on the ATP Challenger Tour. He was born in Ghent, Belgium, and currently resides in Wondelgem, Belgium.