| Venue: | Orbita Indoor Swimming Pool, Wrocław, Poland |
| Dates: | 21 July 2017 |
| Competitors: | 8 |
| Nations: | 7 |
| Gold: |  Dmitry Gavrilov |
| Silver: |  Gergő Kosina |
| Bronze: |  Jakub Jarolim |
The men's bi-fins 100 m event in finswimming at the 2017 World Games took place on 21 July 2017 at the Orbita Indoor Swimming Pool in Wrocław, Poland.[1]
A total of 8 athletes entered the competition. Only final was held.
| Rank | Athlete | Nation | Time | |
|---|---|---|---|---|
| Dmitry Gavrilov | Belarus | 41.65 | ||
| Gergő Kosina | 41.91 | |||
| Jakub Jarolim | 42.18 | |||
| 4 | Dmitrii Lapshin |  Russia | 42.51 | |
| 5 | Dmitry Servyakov | Russia | 42.95 | |
| 6 | Clement Becq |  France | 43.21 | |
| 7 | Adrijan Omicevic | Croatia | 44.12 | |
| 8 | Naoya Hirano |  Japan | 44.72 |