We have compiled for you all duet results from the 2016 Olympic Games held in Rio de Janeiro, Brazil.
Duet Finals
| Rank | Nation | Swimmers | Free Score | Technical Score | Total Score |
| 1 | Russia | Natalia Ischenko, Svetlana Romashina | 98.5333 | 96.4577 | 194.9910 |
| 2 | China | Huang Xuechen, Sun Wenyan | 97.0000 | 95.3688 | 192.3688 |
| 3 | Japan | Yukiko Inui, Risako Mitsui | 94.9333 | 93.1214 | 188.0547 |
| 4 | Ukraine | Lolita Ananasova, Anna Voloshyna | 94.0000 | 93.1358 | 187.1358 |
| 5 | Spain | Ona Carbonell, Gemma Mengual | 94.1333 | 92.5024 | 186.6357 |
| 6 | Italy | Linda Cerruti, Costanza Ferro | 92.3667 | 90.4412 | 182.8079 |
| 7 | Canada | Jacqueline Simoneau, Karine Thomas | 90.6000 | 89.2916 | 179.8916 |
| 8 | France | Laura Augé, Margaux Chretien | 87.9667 | 86.2824 | 174.2491 |
| 9 | USA | Anita Alvarez, Mariya Koroleva | 87.5333 | 86.4612 | 173.9945 |
| 10 | Greece | Evangelia Papazoglou, Evangelia Platanioti | 86.5000 | 85.3550 | 171.8550 |
| 11 | Mexico | Karem Achach, Nuria Diosdado | 86.0667 | 84.9268 | 170.9935 |
| 12 | Austria | Anna Maria Alexandri, Eirini Alexandri | 85.5333 | 85.0637 | 170.5970 |
Duet Preliminary
| Rank | Nation | Swimmers | Free Score | Technical Score | Total Score |
| 1 | Russia | Natalia Ischenko, Svetlana Romashina | 98.0667 | 96.4577 | 194.5244 (Q) |
| 2 | China | Huang Xuechen, Sun Wenyan | 96.0667 | 95.3688 | 191.4355 (Q) |
| 3 | Japan | Yukiko Inui, Risako Mitsui | 94.4000 | 93.1214 | 187.5214 (Q) |
| 4 | Ukraine | Lolita Ananasova, Anna Voloshyna | 93.5333 | 93.1358 | 186.6691 (Q) |
| 5 | Spain | Ona Carbonell, Gemma Mengual | 93.7667 | 92.5024 | 186.2691 (Q) |
| 6 | Italy | Linda Cerruti, Costanza Ferro | 91.1333 | 90.4412 | 181.5745 (Q) |
| 7 | Canada | Jacqueline Simoneau, Karine Thomas | 90.0667 | 89.2916 | 179.3583 (Q) |
| 8 | France | Laura Augé, Margaux Chretien | 86.8667 | 86.2824 | 173.1491 (Q) |
| 9 | USA | Anita Alvarez, Mariya Koroleva | 86.4333 | 86.4612 | 172.8945 (Q) |
| 10 | Greece | Evangelia Papazoglou, Evangelia Platanioti | 86.1000 | 85.3550 | 171.4550 (Q) |
| 11 | Mexico | Karem Achach, Nuria Diosdado | 85.7333 | 84.9268 | 170.6601 (Q) |
| 12 | Austria | Anna Maria Alexandri, Eirini Alexandri | 85.2667 | 85.0637 | 170.3304 (Q) |
| 13 | Brazil | Luisa Borges, Maria Eduarda Miccuci | 84.0333 | 83.3008 | 167.3341 |
| 14 | Switzerland | Sophie Giger, Sascia Kraus | 83.5667 | 83.3366 | 166.9033 |
| 15 | Kazakhstan | Alexandra Nemich, Yekaterina Nemich | 81.4000 | 81.4686 | 162.8686 |
| 16 | Colombia | Estefania Alvarez, Monica Arango | 80.4667 | 80.3363 | 160.8030 |
| 17 | Great-Britain | Katie Clark, Olivia Federici | 79.9667 | 80.7650 | 160.7317 |
| 18 | Czech Republic | Sona Bernardova, Alzbeta Dufkova | 80.5333 | 80.0604 | 160.5973 |
| 19 | Argentina | Etel Sanchez, Sofia Sanchez | 79.8333 | 79.4829 | 159.3162 |
| 20 | Israel | Anastasia Gloushkov, Ievgeniia Tetelbaum | 78.9000 | 79.4488 | 158.3488 |
| 21 | Belarus | Iryna Limanouskaya, Veronika Yesipovich | 79.0000 | 78.9913 | 157.9913 |
| 22 | Slovakia | Nada Daabousova, Jana Labathova | 77.7000 | 78.3607 | 156.0607 |
| 23 | Egypt | Samia Ahmed, Dara Hassanien | 77.6000 | 76.5306 | 154.1306 |
| 24 | Australia | Nikita Pablo, Rose Stackpole | 74.7667 | 73.6360 | 148.4027 |