Emery Nziyunvira (born 19 March 1984) is a Burundian former swimmer, who specialized in sprint freestyle events.

[2] He qualified for the men's 100 m freestyle, by receiving a Universality place from FINA in an entry time of 1:09.84.

[3] He challenged six other swimmers in heat one, including 34-year-old Mumtaz Ahmed of Pakistan.

He rounded out the field to last place in a lifetime best of 1:09.40, exactly 43 seconds faster than a historic record time of 1:52.72, held by Equatorial Guinea's Eric Moussambani in 2000.

[4] Nziyunvira failed to advance into the semifinals, as he placed sixty-ninth overall out of 71 swimmers in the preliminaries.