| Date | 7 – 13 October 2018 | |
|---|---|---|
| Status | YOG | |
| Location | Buenos Aires Lawn Tennis Club, Green Park, Palermo, Buenos Aires | |
| Participants | 32 from 25 countries | |
| Format | Single-elimination tournament. | |
| Pos | Pair | NOC | |||
|---|---|---|---|---|---|
| 1 | Kaja Juvan (SLO) / Iga Świątek (POL) |  MIX | Gold | ||
| 2 | Yuki Naito / Naho Sato |  JPN | Silver | ||
| 3 | Wang Xinyu / Wang Xiyu |  CHN | Bronze | ||
| 4 | María Lourdes Carlé (ARG) / Camila Osorio (COL) | MIX | |||
| =5 | Selma Cadar (ROU) / Lulu Sun (SUI) | MIX | |||
| =5 | Margaryta Bilokin / Viktoriya Dema |  UKR | |||
| =5 | Kamilla Rakhimova / Oksana Selekhmetyeva |  RUS | |||
| =5 | Clara Burel / Diane Parry |  FRA | |||
| =9 | Viktoryia Kanapatskaya (BLR) / Daniela Vismane (LAT) | MIX | |||
| =9 | Lea Ma / Alexa Noel |  USA | |||
| =9 | Georgia Drummy (IRL) / Ana Makatsaria (GEO) | MIX | |||
| =9 | Valentina Ivanov (NZL) / Thasaporn Naklo (THA) | MIX | |||
| =9 | Sada Nahimana (BDI) / María Gabriela Rivera (GUA) | MIX | |||
| =9 | Joanna Garland / Liang En-Shuo |  TPE | |||
| =9 | Francesca Curmi (MLT) / Eléonora Molinaro (LUX) | MIX | |||
| =9 | Elisabetta Cocciaretto (ITA) / Sylvie Zünd (LIE) | MIX |
| Date | 7 October 2018 |
|---|
| Match | Date/Time | Location | Pair | NOC | Result | Pair | NOC | |
|---|---|---|---|---|---|---|---|---|
| Match #1 | 07 Oct | Court 2 | Wang / Wang | CHN | 2 – 0 | Kanapatskaya (BLR) / Vismane (LAT) | MIX | |
| Match #2 | 07 Oct | Court 6 | Cadar (ROU) / Sun (SUI) | MIX | 2 – 0 | Ma / Noel | USA | |
| Match #3 | 07 Oct | Court 7 | Naito / Sato | JPN | 2 – 0 | Drummy (IRL) / Makatsaria (GEO) | MIX | |
| Match #4 | 07 Oct | Court 8 | Bilokin / Dema | UKR | 2 – 0 | Ivanov (NZL) / Naklo (THA) | MIX | |
| Match #5 | 07 Oct | Court 1 | Carlé (ARG) / Osorio (COL) | MIX | 2 – 0 | Nahimana (BDI) / Rivera (GUA) | MIX | |
| Match #6 | 07 Oct | Court 5 | Rakhimova / Selekhmetyeva | RUS | 2 – 0 | Garland / Liang | TPE | |
| Match #7 | 07 Oct | Court 4 | Burel / Parry | FRA | 2 – 1 | Curmi (MLT) / Molinaro (LUX) | MIX | |
| Match #8 | 07 Oct | Court 3 | Juvan (SLO) / Świątek (POL) | MIX | 2 – 0 | Cocciaretto (ITA) / Zünd (LIE) | MIX |
| Date | 9 October 2018 |
|---|
| Match | Date/Time | Location | Pair | NOC | Result | Pair | NOC | |
|---|---|---|---|---|---|---|---|---|
| Match #1 | 09 Oct | Court 2 | Wang / Wang | CHN | 2 – 1 | Cadar (ROU) / Sun (SUI) | MIX | |
| Match #2 | 09 Oct | Court 4 | Naito / Sato | JPN | 2 – 1 | Bilokin / Dema | UKR | |
| Match #3 | 09 Oct | Court 1 | Carlé (ARG) / Osorio (COL) | MIX | 2 – 1 | Rakhimova / Selekhmetyeva | RUS | |
| Match #4 | 09 Oct | Court 3 | Juvan (SLO) / Świątek (POL) | MIX | 2 – 0 | Burel / Parry | FRA |
| Date | 10 October 2018 |
|---|
| Match | Date/Time | Location | Pair | NOC | Result | Pair | NOC | |
|---|---|---|---|---|---|---|---|---|
| Match #1 | 10 Oct | Court 4 | Naito / Sato | JPN | 2 – 1 | Wang / Wang | CHN | |
| Match #2 | 10 Oct | Court 1 | Juvan (SLO) / Świątek (POL) | MIX | 2 – 0 | Carlé (ARG) / Osorio (COL) | MIX |
| Date | 12 – 13 October 2018 |
|---|
| Match | Date/Time | Location | Pair | NOC | Result | Pair | NOC | |
|---|---|---|---|---|---|---|---|---|
| Match 1/2 | 13 Oct | Court 1 | Juvan (SLO) / Świątek (POL) | MIX | 2 – 1 | Naito / Sato | JPN | |
| Match 3/4 | 12 Oct | Court 1 | Wang / Wang | CHN | 2 – 0 | Carlé (ARG) / Osorio (COL) | MIX |
