Dzmitry Dziatsuk (born April 9, 1985) is a Belarusian triple jumper.
| Year | Competition | Venue | Position | Event | Notes |
|---|---|---|---|---|---|
| Representing Belarus | |||||
| 2003 | European Junior Championships | Tampere, Finland | 2nd | Triple jump | 16.13 m |
| 2009 | World Championships | Berlin, Germany | 23rd (q) | Triple jump | 16.58 m |
| 2011 | European Indoor Championships | Paris, France | 7th | Triple jump | 16.27 m |