| Venue: | Orbita Hall, Wrocław, Poland |
| Dates: | 22 July 2017 |
| Competitors: | 16 |
| Nations: | 10 |
| Gold: | Munkhtsetseg Otgon |
| Silver: |  Asano Ota |
| Bronze: |  Maryna Maksymenko |
| Prev: | 2013 |
The women's middleweight competition in sumo at the 2017 World Games took place on 22 July 2017 at the Orbita Hall in Wrocław, Poland.[1]
A total of 16 athletes entered the competition. They fought in the cup system with repechages.
| Score | |||
|---|---|---|---|
| 1/16 Finals | |||
| Maryna Maksymenko (UKR) | Hikaru Mizunuma (JPN) | ||
 Yaseny Castillo (VEN) |  Marina Rozum (POL) | ||
 Anna Aleksandrova (RUS) | Kerstin Schidtsdorf (GER) | ||
| Munkhtstetseg Otgon (MGL) |  Fernanda Rojas Pelegrini (BRA) | ||
| Asano Ota (JPN) | Ofelia Barrios (VEN) | ||
 Kamonchanok Amnuaypol (THA) | Daniela de Oliviera Vaqueiro (BRA) | ||
| Ekaterina Alekseeva (RUS) | Olimpia Robakowska (POL) | ||
| Juliana de Paula Medeiros (BRA) |  Sonya del Gallego (USA) | ||
| Quarterfinals | |||
| Hikaru Mizunuma (JPN) | Marina Rozum (POL) | ||
| Anna Aleksandrova (RUS) | Munkhtstetseg Otgon (MGL) | ||
| Asano Ota (JPN) | Kamonchanok Amnuaypol (THA) | ||
| Olimpia Robakowska (POL) | Juliana de Paula Medeiros (BRA) | ||
| Score | |||
|---|---|---|---|
| 1/16 Repechages | |||
| Marina Rozum (POL) | Maryna Maksymenko (UKR) | ||
| Anna Aleksandrova (RUS) | Fernanda Rojas Pelegrini (BRA) | ||
| Kamonchanok Amnuaypol (THA) | Ofelia Barrios (VEN) | ||
| Juliana de Paula Medeiros (BRA) | Ekaterina Alekseeva (RUS) | ||
| Repechages Quarterfinals | |||
| Maryna Maksymenko (UKR) | Anna Aleksandrova (RUS) | ||
| Kamonchanok Amnuaypol (THA) | Juliana de Paula Medeiros (BRA) | ||
| Score | |||
|---|---|---|---|
| Semifinals | |||
| Hikaru Mizunuma (JPN) | Munkhtstetseg Otgon (MGL) | ||
| Asano Ota (JPN) | Olimpia Robakowska (POL) | ||
| Repechages Semifinals | |||
| Olimpia Robakowska (POL) | Sukuinage | Maryna Maksymenko (UKR) | |
| Hikaru Mizunuma (JPN) | Juliana de Paula Medeiros (BRA) | ||
| Score | |||
|---|---|---|---|
| Gold medal match | |||
| Munkhtstetseg Otgon (MGL) | Asano Ota (JPN) | ||
| Bronze medal match | |||
| Maryna Maksymenko (UKR) | Yoritaoshi | Hikaru Mizunuma (JPN) | |