| Quincy Treffers | |
| Position: | Power forward / center |
| Height M: | 2.02 |
| League: | Dutch Basketball League |
| Career Number: | 12 |
| Nationality: | Dutch |
| Birth Date: | 1991 2, mf=yes |
| Birth Place: | Den Helder, Netherlands |
| Career Start: | 2010 |
| Career End: | 2016 |
| Team1: | West-Brabant Giants |
| Years1: | 2010–2011 |
| Years2: | 2011–2012 |
| Years3: | 2012–2014 |
| Years4: | 2014–2016 |
| Highlights: | |
Quincy Treffers (born February 4, 1991, in Den Helder, Netherlands) is a former Dutch basketball player. He played for Dutch Basketball League clubs Bergen op Zoom, Den Helder, Weert and Aris Leeuwarden.[1]